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Roman Republic and Empire 753 BCE - 476 CE

Countries/Italy  •  Curated by Admin Timeline.sg

The transformation of Rome from a small city-state to a Mediterranean superpower spanning eight centuries, encompassing political innovation, cultural synthesis, and eventual imperial collapse.

Chronological Storyline (57 Milestones)

Apr 21, 753 BCE

Founding of Rome

Legendary founding by Romulus and Remus; archaeological evidence shows Iron Age settlements on Palatine Hill by this period. Traditional date marks beginning of Roman chronology. #foundation #mythology #politics

Capitoline she-wolf (Latin Lupa Capitolina), a bronze figure showing Romulus and Remus, the mythical founders of the city of Rome
Capitoline she-wolf (Latin Lupa Capitolina), a bronze figure showing Romulus and Remus, the mythical founders of the city of Rome
By Rabax63 - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=69187000
509 BCE

Roman Republic Established

Overthrow of Tarquin the Proud, Rome's last king. Establishment of res publica with consuls, Senate, and popular assemblies creating framework for republican governance. #politics #revolution #government

Territory of the Roman republic in 44 BC. Map based on territory depicted in Hammond's 8 x 11 Map of Roman Dominions 44 BC (1906). Coastlines from the Ancient World Mapping Center shape files. Map tiles from Consortium of Ancient World Mappers. Both are released under CC-BY 4.0. The projection is Europe Equidistant Conic (ESRI:102031). Contra Hammond, Cyprus is excluded from the map per Goldsworthy Caesar (2006) p 444, citing Dio 42.35.5, noting that Cyprus was returned to the Ptolemaic kingdom after Caesar's intervention in Alexandria.
Territory of the Roman republic in 44 BC. Map based on territory depicted in Hammond's 8 x 11 Map of Roman Dominions 44 BC (1906). Coastlines from the Ancient World Mapping Center shape files. Map tiles from Consortium of Ancient World Mappers. Both are released under CC-BY 4.0. The projection is Europe Equidistant Conic (ESRI:102031). Contra Hammond, Cyprus is excluded from the map per Goldsworthy Caesar (2006) p 444, citing Dio 42.35.5, noting that Cyprus was returned to the Ptolemaic kingdom after Caesar's intervention in Alexandria.
By Ifly6 - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=155519121
450 BCE

Twelve Tables Published

First codification of Roman law displayed in Forum; fundamental step from customary to written law, influencing later civil law traditions across Europe. #law #government #culture

SPQR banner, emblem of the Roman Republic.
SPQR banner, emblem of the Roman Republic.
By Ssolbergj - Own work, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=2992630
396 BCE

Veii Conquered

Ten-year siege ends with capture of Etruscan city Veii by Camillus. First major expansion beyond Tiber, doubling Roman territory and demonstrating military persistence. #conquest #war #expansion

Capture of Veii, c. 396 BC, created in 1785 (S. D. Mirys, Figures de l'histoire de la république romaine...)
Capture of Veii, c. 396 BC, created in 1785 (S. D. Mirys, Figures de l'histoire de la république romaine...)
By Silvestre David Mirys - Figures de l'histoire de la république romaine accompagnées d'un précis historique ou Tableau philosophique et politique de l'origine des progrès et de la décadence de la liberté chez les romains... / d'après les dessins de S. D. Mirys... Paris, 1799., Public domain, https://commons.wikimedia.org/w/index.php?curid=171473225
390 BCE

Gallic Sack of Rome

Brennus and Senones Gauls defeat Romans at Allia, sack city except Capitoline Hill. Trauma shapes defensive mentality and military reform for centuries. #disaster #war #defence

Gallic Sack of Rome
Gallic Sack of Rome
By Unknown author, CC SA 1.0, https://commons.wikimedia.org/w/index.php?curid=225763
264 BCE

First Punic War Begins

Rome and Carthage clash for Sicilian control. Conflict transforms Rome into naval power with corvus boarding bridge innovation, establishing Mediterranean ambitions. #war #navy #expansion

Map of the western Mediterranean Sea in 264 BC, focusing on the states involved in the First Punic War.
Map of the western Mediterranean Sea in 264 BC, focusing on the states involved in the First Punic War.
By Harrias - This file was derived from: First Punic War 264 BC v2.png Changes: Adjusted Carthaginian territory in Corsica and Sardinia. Information from: Muir, Ramsay; Treharne R. F.; Fullard, Harold (1969). Muir's Historical Atlas. London: George Philip and Son. OCLC 1090019533 p. 11, map B., CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=93911131
241 BCE

First Punic War Ends

Victory brings Sicily as first province; Rome acquires overseas territory and annual tribute system, shifting from Italian power to maritime empire. #war #politics #expansion

218 BCE

Hannibal Crosses Alps

Carthaginian general leads army with elephants over Alps into Italy, winning Trebia and Trasimene. Greatest strategic threat to Roman survival in Republic's history. #war #strategy #conquest

A glass plate photograph of the marble bust of Hannibal Barca. The bust of the Carthaginian general was discovered in the Italian city of Capua in 1667. The Roman era bust was made between the 1st century BC and 4 century AD (I sec.a.C.- IV sec. d.C.). It is preserved in the National Archaeological Museum of Naples. The photograph was taken by Fratelli Alinari in the National Archaeological Museum, Naples, Italy, circa 1900.
A glass plate photograph of the marble bust of Hannibal Barca. The bust of the Carthaginian general was discovered in the Italian city of Capua in 1667. The Roman era bust was made between the 1st century BC and 4 century AD (I sec.a.C.- IV sec. d.C.). It is preserved in the National Archaeological Museum of Naples. The photograph was taken by Fratelli Alinari in the National Archaeological Museum, Naples, Italy, circa 1900.
By Fratelli Alinari - Reddit - https://www.reddit.com/r/europe/comments/d0szfs/a_marble_bust_of_hannibal_𐤇𐤍𐤁𐤏𐤋_originally_found/ . The original photograph source = alinari.it, Public domain, https://commons.wikimedia.org/w/index.php?curid=143554037
202 BCE

Battle of Zama

Scipio Africanus defeats Hannibal in North Africa, ending Second Punic War. Rome becomes undisputed Mediterranean hegemon; Carthage reduced to client state. #war #victory #politics

146 BCE

Destruction of Carthage

Third Punic War ends with Scipio Aemilianus razing city, salting fields per legend. Africa becomes province; Rome eliminates greatest rival utterly. #war #conquest #destruction

A map of the key locations and features in the city of Carthage around 149 BC, when the city was besieged by the Romans during the Third Punic War.
A map of the key locations and features in the city of Carthage around 149 BC, when the city was besieged by the Romans during the Third Punic War.
By Harrias - Own work, loosely based on Goldsworthy, Adrian (2006). The Fall of Carthage: The Punic Wars 265–146 BC. London: Phoenix. ISBN 978-0-304-36642-2, p. 342; and Miles, Richard (2011). Carthage Must be Destroyed. London: Penguin. ISBN 978-0-141-01809-6, p. 2., CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=95555913
133 BCE

Tiberius Gracchus Killed

Tribune's agrarian reforms to redistribute public land provoke senatorial violence. First bloodshed in Roman political disputes since monarchy, presaging century of civil strife. #politics #reform #violence

the Gracchi, half-length group
the Gracchi, half-length group
By Jean-Baptiste Claude Eugène Guillaume - https://archive.org/stream/appreciationofsc00sturuoft#page/146/mode/2up, Public domain, https://commons.wikimedia.org/w/index.php?curid=128512744
107 BCE

Marius Reforms Army

Consul Marius professionalizes legions, recruiting landless citizens; soldiers loyal to generals not state. Military transformation enables later warlordism and civil wars. #military #reform #politics

Obverse of RRC 326/1, a silver denarius by Gaius Fundanius in 101 BC depicting Gaius Marius as triumphator on quadriga
Obverse of RRC 326/1, a silver denarius by Gaius Fundanius in 101 BC depicting Gaius Marius as triumphator on quadriga
By American Numismatic Society - http://numismatics.org/collection/1937.158.51, Public domain, https://commons.wikimedia.org/w/index.php?curid=139220239
73 BCE

Spartacus Revolt

Thracian gladiator leads massive slave uprising through Italy; Crassus finally defeats rebels on Appian Way. Largest slave revolt in Roman history exposes systemic vulnerability. #rebellion #slavery #war

Spartacus Revolt
Spartacus Revolt
By Unknown author, Public domain, https://commons.wikimedia.org/w/index.php?curid=621372
59 BCE

First Triumvirate Formed

Caesar, Pompey, and Crassus create unofficial power-sharing pact to bypass senatorial opposition. Extra-constitutional arrangement demonstrates republican institutional breakdown. #politics #conspiracy #government

Bust of Julius Caesar. A member of the triumvirate.
Bust of Julius Caesar. A member of the triumvirate.
By Gautier Poupeau from Paris, France - César, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=35036729
Jan 10, 49 BCE

Caesar Crosses Rubicon

Julius Caesar defies Senate with army, initiating civil war against Pompey. Famous alea iacta est ('the die is cast') marks point of no return for republic. #war #politics #revolution

Map of the Roman Republic's empire and vassal states, 1st century BC. All labels in Latin. Legend in English.
Map of the Roman Republic's empire and vassal states, 1st century BC. All labels in Latin. Legend in English.
By User:Historicair, Ifly6 - Own work based on: Map of the Ancient Rome at Caesar time (with conquests)-fr.svg, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=117478098
Mar 15, 44 BCE

Caesar Assassinated

Conspirators led by Brutus and Cassius stab dictator in Pompey's theater. Liberatores fail to restore republic; instead trigger second round of civil wars. #assassination #politics #tragedy

http://www.teeuwisse.de/catalogues/selected-drawings-ii/the-assassination-of-julius-caesar.html
http://www.teeuwisse.de/catalogues/selected-drawings-ii/the-assassination-of-julius-caesar.html
By Vincenzo Camuccini - Own work, user:Rlbberlin, Public domain, https://commons.wikimedia.org/w/index.php?curid=145037989
Sep 2, 31 BCE

Battle of Actium

Octavian defeats Antony and Cleopatra's combined forces off western Greece. Final war of Roman Republic; sole rule becomes inevitable. #war #navy #politics

Battle of Actium
Battle of Actium
By Mark Landon - Own work, CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=125313661
Jan 16, 27 BCE

Augustus Becomes Princeps

Octavian receives title Augustus from Senate; principate established with constitutional facade masking monarchical reality. Pax Romana begins. #politics #empire #government

Augustus of Prima Porta
Augustus of Prima Porta
By Justin Benttinen - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=164710011
12 BCE

Augustus Becomes Pontifex Maximus

Emperor assumes supreme religious authority, consolidating church and state. Religious reform program restores traditional cults, building temples across empire. #religion #politics #culture

August Labicana Massimo
August Labicana Massimo
By Marie-Lan Nguyen - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=1233324
9 CE

Teutoburg Disaster

Arminius ambushes Varus in German forests; three legions annihilated. Augustus abandons Elbe frontier; Rhine becomes permanent German border. #disaster #war #defeat

Epitaph of Centurios Marcus Caelius and his released, who died in the Battle of Varus. CIL XIII 8648 = AE 1952, 181 = AE 1953, 222 = AE 1955, 34
Epitaph of Centurios Marcus Caelius and his released, who died in the Battle of Varus. CIL XIII 8648 = AE 1952, 181 = AE 1953, 222 = AE 1955, 34
By Agnete - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=7649833
43 CE

Claudius Invades Britain

Emperor personally oversees conquest of southern Britain; Camulodunum founded as colony. First significant expansion since Augustus, adding mineral-rich territory. #conquest #war #expansion

Campaigns in the Roman Conquest of Britain, 43 — 84
Campaigns in the Roman Conquest of Britain, 43 — 84
By my work - Based on Frere's Britannia, Jones' & Mattingly's Atlas of Roman Britain, and The Agricola by Tacitus — sources are cited in the image legend The topographical map is from a sub-region of File:Uk topo en.jpg, with the copyright notice {{Bild-GFDL-GMT|migration=relicense}} and original date of 7 July 2006, copy made in 2008, with the annotations removed by myself., CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=11357164
Jul 1, 64 CE

Great Fire of Rome

Conflagration burns for six days, destroying much of city. Nero's alleged fiddling and persecution of Christians follows; urban planning revolution initiated. #disaster #fire #urbanism

Great Fire of Rome
Great Fire of Rome
By Hubert Robert - http://www.kunst-fuer-alle.de/index.php?mid=77&lid=1&blink=76&stext=caesar&cmstitle=Bilder,-Kunstdrucke,-Poster:-Caesar&start=80, Public domain, https://commons.wikimedia.org/w/index.php?curid=6606073
70 CE

Jerusalem Temple Destroyed

Titus captures and destroys Second Temple; Jewish diaspora accelerates. Arch of Titus commemorates victory; Judea becomes province with legionary garrison. #war #religion #conquest

Jerusalem Temple Destroyed
Jerusalem Temple Destroyed
By Didier Descouens - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=132796743
Aug 24, 79 CE

Vesuvius Erupts

Pliny the Elder dies observing eruption that buries Pompeii, Herculaneum, Stabiae. Extraordinary archaeological preservation creates unparalleled Roman time capsule. #disaster #volcano #archaeology

The restored version of John Martin's Destruction of Pompeii and Herculaneum
The restored version of John Martin's Destruction of Pompeii and Herculaneum
By John Martin - http://greatbritishartdebate.tate.org.uk/the-reconstruction-of-pompeii-and-herculaneum/, Public domain, https://commons.wikimedia.org/w/index.php?curid=16665041
97 CE

Gan Ying's failed mission to Daqin

Chinese general Ban Chao dispatches envoy Gan Ying westward to reach the Roman Empire ('Daqin'). Gan Ying travels through Parthia to the Persian Gulf but turns back, deterred by sailors' exaggerated tales of the long and dangerous sea voyage. His report remains China's most detailed pre-Roman contact account of the Mediterranean world. #diplomacy #exploration #history

Silk road on a globe with modern-day borders, centred on Kazakhstan
Silk road on a globe with modern-day borders, centred on Kazakhstan
By User:Kelvin Case User:Turkish Flame User:SmallJarsWithGreenLabels - File:Kazakhstan (orthographic projection).svg overlaid with vectorised (by my own work) path taken from this bitmap image, per the request of user:CactiStaccingCrane, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=132527200
98 CE

Trajan Becomes Emperor

Adopted by Nerva, Trajan inaugurates era of 'good emperors'; empire reaches maximum territorial extent under his rule, including Dacian conquests. #politics #empire #expansion

Head of Trajan (reign 98–117 CE), from an oversized statue (around 2.70 m height).
Head of Trajan (reign 98–117 CE), from an oversized statue (around 2.70 m height).
By Unknown artist - User:Bibi Saint-Pol, own work, 2007-02-08, Public domain, https://commons.wikimedia.org/w/index.php?curid=1954815
106 CE

Dacia Conquered

Trajan defeats Decebalus, annexing gold-rich Dacia across Danube. Column depicts campaign; vast wealth from mines funds imperial projects including Forum and markets. #conquest #war #economy

Image of Victoria, separating the two Dacian Wars on Trajan's Column.
Image of Victoria, separating the two Dacian Wars on Trajan's Column.
By Carole Raddato - https://www.flickr.com/photos/41523983@N08/51985759813/, CC BY-SA 2.0, https://commons.wikimedia.org/w/index.php?curid=173089165
117 CE

Hadrian Becomes Emperor

Successor abandons Mesopotamia, Armenia, Assyria; consolidates defensible borders. Hadrian's Wall in Britain and travels throughout provinces mark defensive imperial policy. #politics #defence #empire

en:Munich, Germany: en:Staatliche Sammlung für Ägyptische Kunst, head of Emperor en:Hadrian, en:marble, time of Emperor Hadrian, about 130 AD
en:Munich, Germany: en:Staatliche Sammlung für Ägyptische Kunst, head of Emperor en:Hadrian, en:marble, time of Emperor Hadrian, about 130 AD
By Djehouty - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=85310985
120 CE

Possibly earlier Roman traders in China

Chinese court records mention an embassy from 'Daqin' arriving during the reign of Emperor An of Han, preceding the better-documented 166 CE mission. Scholars debate whether this represents genuine Roman contact, Parthian intermediaries posing as Romans, or private merchants claiming official status to facilitate trade. #trade #history #diplomacy

Eastern Hemisphere in 050 AD.
Eastern Hemisphere in 050 AD.
By Thomas Lessman (Contact!) - Own work (For reference information, see the Map Source References section below.), CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=4019603
132 CE

Bar Kokhba Revolt

Simon bar Kokhba leads major Jewish uprising in Judea; Hadrian suppresses with massive force. Jerusalem rebuilt as Aelia Capitolina; Jews expelled from area. #war #rebellion #religion

בר כוכבא במנורת הכנסת
בר כוכבא במנורת הכנסת
By Tamar HaYardeni - Own work by the original uploader, Attribution, https://commons.wikimedia.org/w/index.php?curid=62597299
161 CE

Marcus Aurelius Becomes Emperor

Stoic philosopher-emperor begins reign with Lucius Verus; Meditations composed during Danubian campaigns. Last of 'Five Good Emperors' by adoption system. #philosophy #politics #culture

Marble bust of Roman Emperor Marcus Aurelius, Musée Saint-Raymond, Toulouse, France
Marble bust of Roman Emperor Marcus Aurelius, Musée Saint-Raymond, Toulouse, France
By Daniel Martin - Photothèque du musée Saint-Raymond, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=97131451
165 CE

Antonine Plague Begins

Galen describes devastating pandemic, likely smallpox, brought from Parthian campaign. Millions perish across empire; military recruitment and economy severely strained. #disease #disaster #medicine

The Roman Empire during the reign of Marcus Aurelius. His annexation of lands of the Marcomanni and the Jazyges - perhaps to be provincially called Marcomannia and Sarmatia - was cut short in 175 by the revolt of Avidius Cassius and in 180 by his death. The light pink territory to the east is Roman dependencies - the Kingdoms of Armenia, Colchis, Iberia, and Albania.
The Roman Empire during the reign of Marcus Aurelius. His annexation of lands of the Marcomanni and the Jazyges - perhaps to be provincially called Marcomannia and Sarmatia - was cut short in 175 by the revolt of Avidius Cassius and in 180 by his death. The light pink territory to the east is Roman dependencies - the Kingdoms of Armenia, Colchis, Iberia, and Albania.
By Tataryn77 - Own work, CC0, https://commons.wikimedia.org/w/index.php?curid=14590277
166 CE

First Roman embassy to China

A group claiming to represent Roman emperor Marcus Aurelius arrives at the Han court, possibly via sea route through the Indian Ocean. Chinese sources record their arrival at the commandery of Rinan, bearing gifts of ivory, rhinoceros horn, and tortoiseshell. Though likely private merchants rather than official diplomats, the event marks the first direct contact recorded between the two great empires of antiquity. #diplomacy #trade #exploration

180 CE

Commodus Becomes Emperor

Marcus Aurelius' natural son ends adoptive system; reign of cruelty and gladiatorial obsession follows. Assassination in 192 opens Year of Five Emperors. #politics #decline #violence

Commodo vestito da Ercole ai Musei Capitolini
Commodo vestito da Ercole ai Musei Capitolini
By Merulana - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=126443879
212 CE

Constitutio Antoniniana

Caracalla extends Roman citizenship to all free inhabitants of empire. Massive expansion of civitas transforms legal and fiscal landscape, primarily for tax purposes. #law #politics #reform

215 papyrus containing fragments of the Constitutio Antoniniana.
215 papyrus containing fragments of the Constitutio Antoniniana.
By Unknown author - http://bibd.uni-giessen.de/papyri/images/pgiss-inv015recto-1600kb.jpg, Public domain, https://commons.wikimedia.org/w/index.php?curid=173311733
226 CE

Roman merchant embassy to Eastern Wu

A Roman merchant named Qin Lun arrives at the court of Sun Quan in Eastern Wu, presenting tribute. This later contact demonstrates continued, if sporadic, maritime connections between the Roman Mediterranean and Chinese kingdoms during the Three Kingdoms period, following the collapse of unified Han rule. #trade #diplomacy #history

235 CE

Crisis of Third Century Begins

Severus Alexander murdered; fifty years of military anarchy, plague, invasion, and economic collapse. Empire nearly disintegrates under pressures from all directions. #crisis #politics #war

Map of the Roman Empire around the year of the consulship of Aurelianus and Bassus (271 AD), with the break away Gallic Empire in the West and the Palmyrene Empire in the East.
Map of the Roman Empire around the year of the consulship of Aurelianus and Bassus (271 AD), with the break away Gallic Empire in the West and the Palmyrene Empire in the East.
By Blank map of South Europe and North Africa.svg: historicair 23:27, 8 August 2007 (UTC) - Blank map of South Europe and North Africa.svg Romanworld271AD.jpg, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=6044672
250 CE

Decian Persecution

Emperor Decius requires universal sacrifice to Roman gods; first systematic empire-wide persecution of Christians. Many apostasize; martyrs venerated by surviving church. #religion #persecution #politics

Byzantine fresco with Saint Mercurius. Фреска с византийским св. Меркурием. Охрид, Македония
Byzantine fresco with Saint Mercurius. Фреска с византийским св. Меркурием. Охрид, Македония
By Unknown author - [1], Public domain, https://commons.wikimedia.org/w/index.php?curid=3887212
260 CE

Valerian Captured by Persians

Emperor taken prisoner by Shapur I at Edessa; unprecedented humiliation. Gallienus rules alone as empire fragments into Gallic and Palmyrene breakaway states. #defeat #war #humiliation

Retrat de l’emperador Valerià (253–260 dC).
Retrat de l’emperador Valerià (253–260 dC).
By Marie-Lan Nguyen - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=86224617
274 CE

Aurelian Reunites Empire

Emperor defeats Palmyrene and Gallic breakaway states, restores imperial unity. Builds walls around Rome; promotes Sol Invictus cult as unifying religious focus. #politics #reunification #war

Aureus of Aurelian, Milan mint
Aureus of Aurelian, Milan mint
By CNG - https://auctions.cngcoins.com/lots/view/4-71VKCN/aurelian-ad-270-275-av-aureus-21mm-440-g-12h-mediolanum-milan-mint-3rd-emission-autumn-ad-271-autumn-272-ef, CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=193199188
284 CE

Diocletian Becomes Emperor

Illyrian soldier-emperor ends crisis; later institutes Tetrarchy, dividing imperial power. Administrative, military, and economic reforms fundamentally restructure empire. #politics #reform #government

Diocletian, 284-305, from Nikomedia, Izmit, end 3rd century AD.
Diocletian, 284-305, from Nikomedia, Izmit, end 3rd century AD.
By Dosseman - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=187730312
284 CE

Another Roman embassy to Jin China

Chinese chronicles record another embassy from 'Daqin' during the reign of Emperor Wu of Jin, bearing tribute. This mission occurs during the Tetrarchy period in Rome, suggesting that despite internal administrative division, Roman interest in eastern trade and diplomatic contact with China persisted into the late empire. #diplomacy #trade #history

303 CE

Great Persecution Begins

Diocletian's edicts destroy churches, burn scriptures, remove Christian civil rights. Most severe anti-Christian persecution; ends with Galerius' edict of toleration 311. #religion #persecution #politics

St. Erasmus flogged in the presence of Emperor Diocletian. Byzantine artwork, from the crypt of the church of Santa Maria in Via Lata in Rome.
St. Erasmus flogged in the presence of Emperor Diocletian. Byzantine artwork, from the crypt of the church of Santa Maria in Via Lata in Rome.
By Unknown author - Marie-Lan Nguyen (2006), Public domain, https://commons.wikimedia.org/w/index.php?curid=1715184
Oct 28, 312 CE

Constantine's Vision at Milvian Bridge

Before defeating Maxentius, Constantine sees chi-rho symbol with 'in this sign conquer.' Later Christian tradition interprets as conversion moment; Edict of Milan follows. #religion #war #politics

The Battle of Milvian Bridge
The Battle of Milvian Bridge
By Giulio Romano - Vatican City, Apostolic Palace, Public domain, https://commons.wikimedia.org/w/index.php?curid=12369258
313 CE

Edict of Milan

Constantine and Licinius grant toleration to all religions, restoring Christian property. Christianity gains legal status; path to state religion begins. #religion #law #politics

MuseiVaticani |Unknown |Colossal head of Emperor Constantine. Marble, Roman artwork, 4th century CE. |Unspecified |Unspecified |Inv. 1749 |Museo Chiaramonti |Jastrow (2006) }} {{fr|Tête colossale de l'empereur
MuseiVaticani |Unknown |Colossal head of Emperor Constantine. Marble, Roman artwork, 4th century CE. |Unspecified |Unspecified |Inv. 1749 |Museo Chiaramonti |Jastrow (2006) }} {{fr|Tête colossale de l'empereur
By Marie-Lan Nguyen - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=1301576
324 CE

Constantine Founds Constantinople

New Rome established on Byzantium site; dedicated 330. Strategic eastern capital with Christian symbolism becomes center of Eastern Roman Empire for millennium. #urbanism #politics #religion

Topographical map of Constantinople during the Byzantine period.
Topographical map of Constantinople during the Byzantine period.
By Cplakidas - Own work using: Main map source: R. Janin, Constantinople Byzantine. Developpement urbain et repertoire topographique Road network and some other details based on Dumbarton Oaks Papers 54 Data on many churches, especially unidentified ones, taken from the New York University's The Byzantine Churches of Istanbul project Other published maps and accounts of the city have been used for corroboration., CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=5084599
325 CE

First Council of Nicaea

Constantine convenes bishops to address Arian controversy; Nicene Creed formulated. First ecumenical council establishes imperial involvement in Christian doctrine. #religion #theology #politics

The First Council of Nicea by Michael Damaskinos (1591). From Vronitissiou monastery, now housed in Agia Collection, Heraklion
The First Council of Nicea by Michael Damaskinos (1591). From Vronitissiou monastery, now housed in Agia Collection, Heraklion
By C messier - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=40447863
330 CE

Constantinople Dedicated

Nova Roma officially becomes imperial capital. Senate, hippodrome, and imperial palace replicate Rome; Christian churches distinguish new foundation. #urbanism #politics #religion

361 CE

Julian 'the Apostate' Rules

Last non-Christian emperor attempts to restore paganism, curb Christianity. Philosophical education and administrative competence; killed in Persian campaign after brief reign. #religion #politics #philosophy

Julian II. AD 360-363. AV Solidus (22mm, 4.46 g, 5h). Antioch mint, 2nd officina. Struck AD 361-363. FL CL IVLIA NVS P F AVG, pearl-diademed, draped, and cuirassed bust right / VIRTVS EXERCI TVS ROMANORVM, soldier advancing right, head left, holding trophy and dragging bound captive; ANTB. RIC VIII 199; Depeyrot 15/2; Biaggi 2221 var. (officina); Mazzini 79 var. (same). Underlying luster, some graffiti on reverse. Good VF.
Julian II. AD 360-363. AV Solidus (22mm, 4.46 g, 5h). Antioch mint, 2nd officina. Struck AD 361-363. FL CL IVLIA NVS P F AVG, pearl-diademed, draped, and cuirassed bust right / VIRTVS EXERCI TVS ROMANORVM, soldier advancing right, head left, holding trophy and dragging bound captive; ANTB. RIC VIII 199; Depeyrot 15/2; Biaggi 2221 var. (officina); Mazzini 79 var. (same). Underlying luster, some graffiti on reverse. Good VF.
By Classical Numismatic Group - https://auctions.cngcoins.com/lots/view/4-7O8EC/julian-ii-ad-360-363-av-solidus-22mm-446-g-5h-antioch-mint-2nd-officina-struck-ad-361-363, CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=116198216
Aug 9, 378 CE

Adrianople Disaster

Visigoths destroy Valens' army, kill emperor. Worst Roman defeat since Cannae; demonstrated cavalry supremacy and barbarian military threat to empire's survival. #defeat #war #disaster

Battle of Adrianople 378 AD (svg, english text)
Battle of Adrianople 378 AD (svg, english text)
By Bitva_u_Adrianopole.gif: Elias84 derivative work: Dipa_1965 (talk) - Bitva_u_Adrianopole.gif, Public domain, https://commons.wikimedia.org/w/index.php?curid=10962540
380 CE

Theodosius Declares Christianity State Religion

Edict of Thessalonica establishes Nicene Christianity as official imperial religion. Pagan cults gradually suppressed; Christianization of empire becomes state policy. #religion #law #politics

395 CE

Empire Divided Permanently

Theodosius I dies; sons Arcadius and Honorius split empire into eastern and western halves. Administrative division becomes permanent political reality. #politics #division #government

Bust of Theodisus I. Founded in Aphrodisias. (Aydın, Turkey)
Bust of Theodisus I. Founded in Aphrodisias. (Aydın, Turkey)
By www.livius.org - https://www.livius.org/pictures/turkey/aphrodisias/aphrodisias-museum-pieces/theodosius-i-or-ii/, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=92452046
Aug 24, 410 CE

Visigoths Sack Rome

Alaric captures and plunders city for three days. Shock waves across empire; Augustine begins City of God in response; symbolic end of Roman invincibility. #disaster #war #invasion

Painting by Joseph-Noel Silvestre "The Plunder of Rome"
Painting by Joseph-Noel Silvestre "The Plunder of Rome"
By Joseph-Noël Sylvestre - Das Königreich der Vandalen, ed. Klaus Hattler (Mainz: Philipp von Zabern, 2009), p. 418. scan and upload: James Steakley, Public domain, https://commons.wikimedia.org/w/index.php?curid=10604542
430 CE

Augustine Dies During Vandal Siege

Bishop of Hippo dies as Vandals besiege North African city. Confessions and City of God become foundational Christian texts; profoundly influences Western theology. #religion #philosophy #literature

Augustine Dies During Vandal Siege
Augustine Dies During Vandal Siege
By Philippe de Champaigne - Los Angeles County Museum of Art: online database: entry 171584, Public domain, https://commons.wikimedia.org/w/index.php?curid=8481227
452 CE

Attila Turns Back from Italy

Pope Leo I meets Hunnic king near Mantua; Attila withdraws, reasons disputed. 'Scourge of God' dies following year; Hunnic threat to West dissipates. #diplomacy #war #religion

Illuminated Chronicle (Page 13) - King Attila King Attila as the first Hungarian king in the Illuminated Chronicle. He is shown wearing a crown, holding a sabre in his right hand and an orb in his left. The warrior king who "makes nations flee".
Illuminated Chronicle (Page 13) - King Attila King Attila as the first Hungarian king in the Illuminated Chronicle. He is shown wearing a crown, holding a sabre in his right hand and an orb in his left. The warrior king who "makes nations flee".
By Márk Kálti, Public domain, https://commons.wikimedia.org/w/index.php?curid=168911108
Jun 1, 455 CE

Vandals Sack Rome

Genseric's Vandals plunder Rome for fourteen days with systematic thoroughness. Term 'vandalism' originates; Western imperial prestige collapses further. #disaster #war #invasion

Vandals Sack Rome
Vandals Sack Rome
By Karl Bryullov - Unknown source, Public domain, https://commons.wikimedia.org/w/index.php?curid=19262708
476 CE

Romulus Augustulus Deposed

Odoacer deposes last Western emperor; sends imperial regalia to Constantinople. Traditional date for fall of Western Roman Empire; Italy under barbarian rule. #politics #end #empire

Animated map of the Roman Republic and Empire. Displayed in the map: Roman republic 510BC-40BC Roman Empire AD20-AD360 Eastern Roman Empire AD405-AD1453 Western Roman Empire AD405-AD480 Years shown: 510BC, 320BC, 300BC, 270BC, 220BC, 190BC, 140BC, 70BC, 40BC, AD20, AD70, AD140, AD230, AD300, AD360, AD405, AD420, AD450, AD480, AD530.
Animated map of the Roman Republic and Empire. Displayed in the map: Roman republic 510BC-40BC Roman Empire AD20-AD360 Eastern Roman Empire AD405-AD1453 Western Roman Empire AD405-AD480 Years shown: 510BC, 320BC, 300BC, 270BC, 220BC, 190BC, 140BC, 70BC, 40BC, AD20, AD70, AD140, AD230, AD300, AD360, AD405, AD420, AD450, AD480, AD530.
By Roke (d) - Background map based on Image:BlankMap-Europe-v3.png Data from: Colin McEvedy, Penguin Atlas of Ancient History John Haywood, Atlas of Past Times DK Atlas of world history detailed Roman empire Expansion map at Uni of Texas See also maps at external links, four stage animated map of the roman empire[dead link], more detailed animated map of roman empire, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=844877