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Ancient Empire Builders & Conquerors

Encyclopedia/6. Governance, Politics & Economy/3. Law, Politics & International Relations/01. Law & Human Rights  •  Curated by Admin Timeline.sg

This timeline covers the lives and achievements of ancient rulers and conquerors who built vast transnational empires, from Cyrus the Great's human rights charter to Suleiman the Magnificent's Ottoman expansion.

Chronological Storyline (50 Milestones)

539 BCE

Cyrus the Great Conquers Babylon

Cyrus the Great of Persia captures Babylon, ending the Neo-Babylonian Empire. He issues the Cyrus Cylinder, often considered an early charter of human rights, allowing deported peoples to return to their homelands. #history #empire #humanrights

Cyrus the Great Conquers Babylon
Cyrus the Great Conquers Babylon
By Surenae - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=162225973
530 BCE

Death of Cyrus the Great

Cyrus the Great dies in battle, but his Achaemenid Empire remains the largest empire of its time. His legacy of tolerance and administrative efficiency influences later Persian rulers. #history #empire

522 BCE

Darius I Ascends the Persian Throne

Darius I becomes king of the Achaemenid Empire after a period of turmoil. He reorganizes the empire into satrapies, builds the Royal Road, and initiates construction of Persepolis. #history #empire

Darius I Ascends the Persian Throne
Darius I Ascends the Persian Throne
By Rumlu - [1], Public domain, https://commons.wikimedia.org/w/index.php?curid=146053444
490 BCE

Battle of Marathon

Darius I's invasion of Greece is halted at Marathon by Athenian forces. This defeat marks the beginning of the Greco-Persian Wars and highlights the limits of Persian expansion. #history #war

Battle of Marathon
Battle of Marathon
By John Steeple Davis - The story of the greatest nations, from the dawn of history to the twentieth century (published in 1900), Public domain, https://commons.wikimedia.org/w/index.php?curid=75078967
356 BCE

Birth of Alexander the Great

Alexander is born in Pella, Macedonia, to King Philip II and Queen Olympias. He is tutored by Aristotle and groomed for military leadership from a young age. #history #conqueror

Birth of Alexander the Great
Birth of Alexander the Great
By Unknown author - This image has been extracted from another file, Public domain, https://commons.wikimedia.org/w/index.php?curid=182741814
336 BCE

Alexander Becomes King of Macedonia

After Philip II's assassination, Alexander ascends the throne at age 20. He quickly consolidates power and quells rebellions in Greece, preparing for his campaign against Persia. #history #empire

334 BCE

Alexander Crosses the Hellespont

Alexander invades Asia Minor, beginning his conquest of the Persian Empire. His victory at the Battle of Granicus opens the way for further advances. #history #war

331 BCE

Battle of Gaugamela

Alexander decisively defeats Darius III of Persia, leading to the collapse of the Achaemenid Empire. This victory makes Alexander the master of the largest empire yet seen. #history #war

Battle of Gaugamela
Battle of Gaugamela
By Pietro da Cortona - Google Arts & Culture — TAFxS-oMiYzUyA, Public domain, https://commons.wikimedia.org/w/index.php?curid=22006940
326 BCE

Alexander Reaches the Indus River

Alexander's army reaches the Indus Valley, but his troops mutiny, refusing to march further east. He turns back, marking the eastern limit of his conquests. #history #exploration

323 BCE

Death of Alexander the Great

Alexander dies in Babylon at age 32, possibly from illness or poisoning. His empire is divided among his generals (the Diadochi), leading to the Hellenistic period. #history #empire

321 BCE

Chandragupta Maurya Founds the Maurya Empire

Chandragupta Maurya overthrows the Nanda dynasty in India, establishing the Maurya Empire. He later expands his territory through conquest and alliance with Seleucus I Nicator. #history #empire

Chandragupta Maurya Founds the Maurya Empire
Chandragupta Maurya Founds the Maurya Empire
By Photo Dharma from Penang, Malaysia - Clean up of this file:, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=68904033
268 BCE

Ashoka the Great Ascends the Throne

Ashoka becomes emperor of the Maurya Empire after a bloody succession struggle. He initially expands the empire through military conquest, notably the Kalinga War. #history #empire

Ashoka the Great Ascends the Throne
Ashoka the Great Ascends the Throne
By Photo Dharma from Sadao, Thailand - Detail of: ., CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=61783990
261 BCE

Kalinga War and Ashoka's Conversion

The brutal Kalinga War causes massive casualties, leading Ashoka to embrace Buddhism and non-violence. He begins issuing edicts promoting moral law and welfare. #history #buddhism

Kalinga War and Ashoka's Conversion
Kalinga War and Ashoka's Conversion
By Jagged 85 at English Wikipedia - Transferred from en.wikipedia to Commons., Public domain, https://commons.wikimedia.org/w/index.php?curid=36896746
250 BCE

Ashoka's Edicts Inscribed

Ashoka's rock and pillar edicts are erected across the empire, spreading Buddhist principles and governance policies. These edicts are among the earliest deciphered writings in India. #history #buddhism

Ashoka's Edicts Inscribed
Ashoka's Edicts Inscribed
By Sachin kumar tiwary - This image has been extracted from another file, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=70710778
232 BCE

Death of Ashoka the Great

Ashoka dies, and the Maurya Empire begins to decline. His legacy as a Buddhist ruler and promoter of peace endures in Indian history. #history #buddhism

221 BCE

Qin Shi Huang Unifies China

King Zheng of Qin conquers the last of the Warring States, proclaiming himself Qin Shi Huang (First Emperor). He standardizes writing, currency, and measures, and begins the Great Wall. #history #china

Qin Shi Huang Unifies China
Qin Shi Huang Unifies China
By Unknown (18??–18??) - Portal, Jane (Ed.). The first emperor: China's Terracotta Army. Cambridge, Massachusetts: Harvard University Press, 2007 ISBN 978-0-674-02697-7 Invalid ISBN (p.29), Public domain, https://commons.wikimedia.org/w/index.php?curid=164928091
210 BCE

Death of Qin Shi Huang

Qin Shi Huang dies while seeking immortality. His tomb, guarded by the Terracotta Army, remains a major archaeological site. The Qin dynasty collapses soon after. #history #china

202 BCE

Liu Bang Founds the Han Dynasty

Liu Bang defeats Xiang Yu and establishes the Han dynasty, ushering in a golden age of Chinese civilization. The Han expands China's borders and develops the Silk Road. #history #china

Liu Bang Founds the Han Dynasty
Liu Bang Founds the Han Dynasty
By Unknown author - http://earlyworldhistory.blogspot.com/2012/03/liu-bang.html, Public domain, https://commons.wikimedia.org/w/index.php?curid=70464970
100 BCE

Birth of Julius Caesar

Gaius Julius Caesar is born in Rome into a patrician family. He rises through the political ranks, becoming a key figure in the late Roman Republic. #history #rome

Birth of Julius Caesar
Birth of Julius Caesar
By Ángel M. Felicísimo from Mérida, España - Retrato de Julio César, Public domain, https://commons.wikimedia.org/w/index.php?curid=91281949
58 BCE

Caesar's Gallic Wars Begin

Caesar launches a campaign to conquer Gaul (modern France). His Commentaries document the wars, and his victories bring him immense wealth and military reputation. #history #war

Caesar's Gallic Wars Begin
Caesar's Gallic Wars Begin
By Lionel Royer - Musée CROZATIER du Puy-en-Velay. — http://www.mairie-le-puy-en-velay.fr. http://forum.artinvestment.ru/blog.php?b=273473&langid=5, Public domain, https://commons.wikimedia.org/w/index.php?curid=1218850
Jan 10, 49 BCE

Caesar Crosses the Rubicon

Julius Caesar leads his army across the Rubicon River, defying the Senate and triggering a civil war. This act famously marks the point of no return, leading to his dictatorship. #history #rome

Caesar Crosses the Rubicon
Caesar Crosses the Rubicon
By Jacob Abbott - http://gutenberg.net.au/ebooks14/1400491h.html#pic5, Public domain, https://commons.wikimedia.org/w/index.php?curid=46276962
Mar 15, 44 BCE

Assassination of Julius Caesar

Caesar is stabbed to death by a group of senators led by Brutus and Cassius. His death ends the Roman Republic and sets the stage for the rise of the Roman Empire. #history #rome

Assassination of Julius Caesar
Assassination of Julius Caesar
By Vincenzo Camuccini - Own work, user:Rlbberlin, Public domain, https://commons.wikimedia.org/w/index.php?curid=145037989
Jan 16, 27 BCE

Augustus Becomes First Roman Emperor

Octavian is granted the title Augustus by the Senate, marking the end of the Roman Republic and the beginning of the Roman Empire. He initiates the Pax Romana, a long period of peace. #history #empire

Augustus Becomes First Roman Emperor
Augustus Becomes First Roman Emperor
By Justin Benttinen - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=164710011
Aug 19, 14 CE

Death of Augustus

Augustus dies, leaving a stable empire and a system of succession. His reign sets the template for future Roman emperors and consolidates imperial rule. #history #empire

116 CE

Trajan's Empire at Its Greatest Extent

Under Emperor Trajan, the Roman Empire reaches its maximum territorial extent, spanning from Britain to Mesopotamia. Trajan's conquests include Dacia and parts of Parthia. #history #empire

Trajan's Empire at Its Greatest Extent
Trajan's Empire at Its Greatest Extent
By Unknown artist - User:Bibi Saint-Pol, own work, 2007-02-08, Public domain, https://commons.wikimedia.org/w/index.php?curid=1954815
306 CE

Constantine the Great Proclaimed Emperor

Constantine is proclaimed emperor by his troops in York. He later legalizes Christianity with the Edict of Milan and founds Constantinople, shifting the empire's center eastward. #history #empire

Constantine the Great Proclaimed Emperor
Constantine the Great Proclaimed Emperor
By Merulana - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=126701466
Sep 4, 476 CE

Fall of the Western Roman Empire

The Germanic chieftain Odoacer deposes the last Western Roman emperor, Romulus Augustulus. This event traditionally marks the end of ancient Rome and the beginning of the Middle Ages. #history #empire

Fall of the Western Roman Empire
Fall of the Western Roman Empire
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
552 CE

Justinian I Recaptures Rome

Byzantine Emperor Justinian I's general Belisarius recaptures Rome from the Ostrogoths. Justinian's reign sees the codification of Roman law and the construction of Hagia Sophia. #history #empire

Justinian I Recaptures Rome
Justinian I Recaptures Rome
By Petar Milošević - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=40035957
618 CE

Tang Dynasty Founded in China

Li Yuan (Emperor Gaozu) establishes the Tang dynasty, which becomes a golden age of Chinese civilization. The Tang expands China's borders and influences East Asia. #history #china

Tang Dynasty Founded in China
Tang Dynasty Founded in China
By Kanguole - Own work Boundaries from Twitchett, Denis and Wechsler, Howard J. (1979), "Kao-tsung (reign 649–83) and the Empress Wu: The Inheritor and the Usurper", in Denis Twitchett and John Fairbank (eds.), The Cambridge History of China, Volume 3: Sui and T'ang China, 589–906, Part I, Cambridge University Press, ISBN 978-0-521-21446-9, (Map 8 p.281) and map 9 (p. 283). Blunden, Caroline and Elvin, Mark (1983), Cultural Atlas of China, Oxford: Phaidon Press, ISBN 0-7148-2309-0, pp. 26, 92–93. Shin, Michael D., ed. (2014) Korean History in Maps, Cambridge University Press, pp. 39, 47 ISBN: 978-1-107-09846-6. (pre-conquest extent of Baekje, approximating the extent of the Ungjin Commandery) Coastline and lakes from Natural Earth 1:50m Physical Vectors Conversion to SVG using svgis, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=131635251
750 CE

Abbasid Caliphate Established

The Abbasid Revolution overthrows the Umayyad Caliphate, moving the capital to Baghdad. The Abbasid period is known for cultural and scientific flourishing, including the House of Wisdom. #history #islam

Abbasid Caliphate Established
Abbasid Caliphate Established
By Ec.Domnowall - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=33988856
Dec 25, 800 CE

Charlemagne Crowned Holy Roman Emperor

Pope Leo III crowns Charlemagne as Emperor of the Romans, reviving the concept of a Western empire. Charlemagne's reign unites much of Western Europe and promotes the Carolingian Renaissance. #history #empire

Charlemagne Crowned Holy Roman Emperor
Charlemagne Crowned Holy Roman Emperor
By Charlemagne. Autorité émettrice de monnaie indéterminé. Atelier monétaire. Émetteur - Bibliothèque nationale de France, Public domain, https://commons.wikimedia.org/w/index.php?curid=136608827
Feb 2, 962 CE

Otto I Crowned Holy Roman Emperor

Otto I is crowned emperor, establishing the Holy Roman Empire that lasts until 1806. His reign strengthens German kingship and expands eastward. #history #empire

Otto I Crowned Holy Roman Emperor
Otto I Crowned Holy Roman Emperor
By Otto Posse - Die Siegel der Deutschen Kaiser und Könige, Band 5, Public domain, https://commons.wikimedia.org/w/index.php?curid=1668262
1162 CE

Birth of Genghis Khan

Temüjin, later Genghis Khan, is born in the Mongolian steppes. He unites the Mongol tribes and becomes one of history's greatest conquerors. #history #conqueror

Birth of Genghis Khan
Birth of Genghis Khan
By Unknown author - Digitized by National Palace Museum; file is directly from Shuge, Public domain, https://commons.wikimedia.org/w/index.php?curid=4126191
1206 CE

Genghis Khan Founds the Mongol Empire

Temüjin is proclaimed Genghis Khan (Universal Ruler) at a kurultai, founding the Mongol Empire. He implements a code of laws and begins his conquest of Asia. #history #empire

1215 CE

Genghis Khan Captures Beijing

The Mongols capture Zhongdu (Beijing), marking a major victory against the Jin dynasty. This conquest demonstrates Mongol military prowess and expands their empire into China. #history #war

Genghis Khan Captures Beijing
Genghis Khan Captures Beijing
By Sayf al-Vâhidî. Hérât. Afghanistan - Bibliothèque nationale de France. Département des Manuscrits. Division orientale. Supplément persan 1113, fol. 49, Public domain, https://commons.wikimedia.org/w/index.php?curid=10010647
Aug 18, 1227 CE

Death of Genghis Khan

Genghis Khan dies during a campaign against the Western Xia. His empire is divided among his sons, who continue expansion, creating the largest contiguous land empire in history. #history #empire

Feb 10, 1258 CE

Mongols Sack Baghdad

Hulagu Khan, grandson of Genghis Khan, captures and destroys Baghdad, ending the Abbasid Caliphate. The sack devastates Islamic culture and shifts power to the Mamluks. #history #war

Mongols Sack Baghdad
Mongols Sack Baghdad
By Sayf al-vâhidî et al. - Rashid al-Din's Jami al-tarawikh; Bibliothèque nationale de France, Département des Manuscrits, Division orientale, Supplément persan 1113, fol. 180v-181, Public domain, https://commons.wikimedia.org/w/index.php?curid=7438129
1271 CE

Kublai Khan Proclaims the Yuan Dynasty

Kublai Khan, grandson of Genghis Khan, establishes the Yuan dynasty in China, becoming the first non-Han emperor to rule all of China. His reign sees economic growth and cultural exchange. #history #china

Kublai Khan Proclaims the Yuan Dynasty
Kublai Khan Proclaims the Yuan Dynasty
By Araniko - This image has been extracted from another file, Public domain, https://commons.wikimedia.org/w/index.php?curid=4126240
1299 CE

Osman I Founds the Ottoman Empire

Osman I declares independence from the Seljuk Turks, founding the Ottoman Empire. The small beylik gradually expands into a major power in Anatolia and the Balkans. #history #empire

Osman I Founds the Ottoman Empire
Osman I Founds the Ottoman Empire
By Ottoman miniature painting - Badisches Landesmuseum, Public domain, https://commons.wikimedia.org/w/index.php?curid=2725247
1368 CE

Ming Dynasty Overthrows Yuan

Zhu Yuanzhang (Hongwu Emperor) leads a rebellion that ends Mongol rule in China, establishing the Ming dynasty. The Ming era is known for maritime exploration and cultural revival. #history #china

Ming Dynasty Overthrows Yuan
Ming Dynasty Overthrows Yuan
By Albert Herrmann Creator:Q1509115 & Georg Westermann - Historical and Commercial Atlas of China, Public domain, https://commons.wikimedia.org/w/index.php?curid=158240988
May 29, 1453 CE

Fall of Constantinople

Ottoman Sultan Mehmed II captures Constantinople, ending the Byzantine Empire. The city becomes the Ottoman capital, and the event marks the end of the Middle Ages in Europe. #history #empire

Fall of Constantinople
Fall of Constantinople
By DimiTalen - Own work, CC0, https://commons.wikimedia.org/w/index.php?curid=140075738
Jan 2, 1492 CE

Granada Falls to Ferdinand and Isabella

The Emirate of Granada, the last Muslim state in Iberia, surrenders to the Catholic Monarchs. This completes the Reconquista and unites Spain under Christian rule. #history #spain

Granada Falls to Ferdinand and Isabella
Granada Falls to Ferdinand and Isabella
By Francisco Pradilla y Ortiz - See below., Public domain, https://commons.wikimedia.org/w/index.php?curid=17424140
Sep 30, 1520 CE

Suleiman the Magnificent Becomes Sultan

Suleiman I ascends the Ottoman throne, beginning a golden age of the empire. His reign is marked by military expansion, legal reform, and cultural flourishing. #history #empire

Suleiman the Magnificent Becomes Sultan
Suleiman the Magnificent Becomes Sultan
By Circle of Titian - Kunsthistorisches Museum Wien, Public domain, https://commons.wikimedia.org/w/index.php?curid=2646041
Aug 29, 1521 CE

Suleiman Captures Belgrade

Suleiman's forces capture Belgrade, a key fortress in the Balkans. This victory opens the way for further Ottoman expansion into Hungary and Central Europe. #history #war

Suleiman Captures Belgrade
Suleiman Captures Belgrade
By Unknown author, Public domain, https://commons.wikimedia.org/w/index.php?curid=213009
Aug 29, 1526 CE

Battle of Mohács

Suleiman defeats the Hungarian army, leading to the collapse of the Kingdom of Hungary. The battle establishes Ottoman dominance in the region and leads to the partition of Hungary. #history #war

Battle of Mohács
Battle of Mohács
By Bertalan Székely - Székely Bertalan, Public domain, https://commons.wikimedia.org/w/index.php?curid=2831638
Sep 27, 1529 CE

Siege of Vienna

Suleiman's first siege of Vienna fails, halting Ottoman expansion into Western Europe. The siege marks the high-water mark of Ottoman territorial ambitions in Europe. #history #war

Siege of Vienna
Siege of Vienna
By Bartel Beham - Wien Museum, MMW 097022, Public domain, https://commons.wikimedia.org/w/index.php?curid=1493601
1534 CE

Suleiman Conquers Baghdad

Suleiman captures Baghdad from the Safavids, extending Ottoman control over Mesopotamia. This conquest solidifies Ottoman dominance in the Middle East. #history #war

1556 CE

Akbar the Great Becomes Mughal Emperor

Akbar ascends the Mughal throne at age 13, later expanding the empire to cover most of the Indian subcontinent. His reign is known for religious tolerance and administrative reforms. #history #empire

Akbar the Great Becomes Mughal Emperor
Akbar the Great Becomes Mughal Emperor
By Govardhan / Mir Ali Heravi - https://www.metmuseum.org/Collections/search-the-collections/140008579?rpp=20&pg=1&ft=govardhan&pos=4, Public domain, https://commons.wikimedia.org/w/index.php?curid=78855963
Sep 6, 1566 CE

Death of Suleiman the Magnificent

Suleiman dies during the Siege of Szigetvár. His death ends the Ottoman golden age, but the empire remains a major power for centuries. #history #empire

1603 CE

Death of Akbar the Great

Akbar dies, leaving a prosperous and stable Mughal Empire. His legacy includes the Din-i Ilahi syncretic religion and the construction of Fatehpur Sikri. #history #empire