Sep 10, 1963 CE
Avengers #1 Published
Stan Lee and Jack Kirby launch The Avengers, uniting Iron Man, Thor, Hulk, Ant-Man, and Wasp as Earth's Mightiest Heroes. The team becomes a cornerstone of Marvel Comics. #comics #superheroes )
Chronological Storyline (46 Milestones)
Jan 1, 1964 CE
Masters of Evil Debut
The first supervillain team, the Masters of Evil, appears in Avengers #6, pitting foes like Baron Zemo against the Avengers. This sets the template for team-based epic battles. #comics #villains
Jul 1, 1965 CE
Ultron First Appears
Avengers #54 introduces Ultron, an artificial intelligence created by Hank Pym that becomes a recurring Avengers threat. Ultron symbolizes the danger of unchecked technology. #comics #AI
May 1, 1967 CE
Black Panther Joins Avengers
Avengers #52 features T'Challa, the Black Panther, as the first African superhero to join the team, expanding representation in comics. #comics #diversity )
Oct 1, 1968 CE
The Vision Debuts
Avengers #57 introduces the android Vision, created by Ultron. His subsequent struggle for humanity becomes a central theme in Avengers lore. #comics #android )
Jun 1, 1971 CE
Kree-Skrull War Concludes
Avengers #97 ends the Kree-Skrull War, a sprawling space epic that redefined Avengers scale and introduced cosmic-level threats. #comics #cosmic
Sep 1, 1972 CE
Japanese Manga: Science Ninja Team Gatchaman Premieres
The anime series Science Ninja Team Gatchaman (Battle of the Planets) features a five-member team battling intergalactic threats, paralleling Western superhero teams. #anime #team
Dec 1, 1973 CE
Celestial Madonna Saga
Avengers #124-134 tell the Celestial Madonna story, involving time travel, cosmic entities, and the birth of the Vision's children, deepening Avengers mythology. #comics #cosmic
Mar 1, 1975 CE
Korvac Saga Begins
Avengers #167 starts the Korvac Saga, where the cosmic-powered Korvac threatens all reality. The story highlights the Avengers' struggle against omnipotent foes. #comics #cosmic
Nov 1, 1977 CE
The Trial of Yellowjacket
Avengers #160 explores Hank Pym's mental breakdown and domestic violence, a rare mature theme in comics, influencing future character development. #comics #mentalhealth )
Apr 1, 1980 CE
Indian Comic: 'Nagraj' Launched
Indian comic series Nagraj, featuring a snake-themed superhero, becomes India's first major indigenous superhero, spawning team-ups and crossovers. #comics #india
Aug 1, 1982 CE
West Coast Avengers Debut
The first Avengers spin-off team, West Coast Avengers, launches in West Coast Avengers #1, expanding the franchise to regional teams. #comics #spin-off
May 1, 1984 CE
Marvel's Secret Wars #1
The first major company-wide crossover event, Secret Wars, transports heroes and villains to Battleworld. It sets the standard for comic events and toyline synergy. #comics #crossover
Jul 1, 1985 CE
Secret Wars II Begins
The sequel Secret Wars II sees the Beyonder living on Earth, exploring humanity. The event ties into multiple titles, affecting the Marvel Universe. #comics #event
Oct 1, 1986 CE
Under Siege: Masters of Evil Attack Avengers Mansion
Avengers #273-277 depict a brutal assault on Avengers Mansion by the Masters of Evil, leaving the team shattered. It is considered one of the greatest Avengers stories. #comics #epic
May 1, 1987 CE
Japanese Manga: 'Akira' Volume 1 Released
Katsuhiro Otomo's Akira begins serialization, featuring psychic battles and apocalyptic destruction that influence global storytelling and visual aesthetics. #manga #epic )
Oct 1, 1989 CE
Acts of Vengeance Crossover
Marvel's Acts of Vengeance swaps villains between hero titles, creating unexpected battles. It showcases creative crossovers. #comics #crossover
Jan 1, 1991 CE
Infinity Gauntlet #1 Released
Thanos wields the Infinity Gauntlet, wiping out half the universe. The Avengers and cosmic beings unite to stop him, a seminal epic battle. #comics #thanos
Sep 1, 1992 CE
Korean Manhwa: 'Princess Angie' Debuts
The Korean comic Princess Angie features a female-led superhero team, reflecting growing diversity in Asian comics. #manhwa #superhero
Oct 1, 1993 CE
Age of Apocalypse Begins
The Age of Apocalypse alternate timeline saga spans multiple X-Men titles. While not Avengers-centric, it influences massive crossover events. #comics #alternateuniverse
Mar 1, 1995 CE
Onslaught: Heroes Reborn
The Onslaught event results in the apparent death of many heroes, leading to Heroes Reborn, a reboot of Avengers and Fantastic Four. #comics #reboot )
Aug 1, 1996 CE
French Comic: 'XIII: The Secret' Published
The XIII series introduces intricate conspiracy plots and team formations, reflective of global espionage and secret war themes. #comics #france )
Jul 1, 1998 CE
Avengers: The Ultron Imperative
The storyline in Avengers vol. 3 #19-22 sees Ultron threatening the world again, blending family drama with epic battle. #comics #ultron
Dec 1, 2000 CE
Infinity Abyss Limited Series
Jim Starlin's Infinity Abyss features the Avengers and cosmic heroes against Thanos clones and the Magus. #comics #cosmic
Sep 1, 2004 CE
Avengers Disassembled #500
Brian Michael Bendis' Avengers Disassembled shakes the team to its core, with the Scarlet Witch losing control and dismantling the Avengers. #comics #reboot
Jun 1, 2005 CE
House of M #1 Published
Scarlet Witch alters reality in House of M, creating a mutant-dominated world. The event has lasting repercussions for Avengers and X-Men. #comics #realitywarp
Dec 1, 2005 CE
Indian Marvel: 'Spider-Man: India' Launched
A localized version of Spider-Man set in Mumbai, Spider-Man: India adapts the hero for Indian audiences, reflecting global expansion. #comics #india
Jul 1, 2006 CE
Civil War #1 Kicks Off
Mark Millar's Civil War pits hero against hero over registration, dividing the Avengers and causing massive conflict. #comics #civilwar )
Jul 1, 2007 CE
World War Hulk #1
After being exiled, Hulk returns to Earth for revenge, battling many Avengers and showing the destructive power of epic anger. #comics #hulk
Jun 1, 2008 CE
Secret Invasion #1
Skrulls have infiltrated Earth, replacing many heroes. The Avengers uncover the conspiracy in Secret Invasion, a paranoia-driven epic. #comics #skrulls
Mar 1, 2009 CE
Dark Reign Starts
Norman Osborn takes over, forming his own Dark Avengers. This era explores the concept of villains ruling and secret wars behind the scenes. #comics #darkavengers
Jan 1, 2010 CE
Siege #1 Ends Dark Reign
The Siege storyline culminates in the fall of Norman Osborn and the restoration of heroic Avengers leadership. #comics #siege )
Apr 1, 2011 CE
Fear Itself #1 Published
The Serpent, a fear god, attacks Earth; heroes struggle against their inner demons. The event emphasizes psychological battles. #comics #fear )
Apr 27, 2012 CE
Marvel's The Avengers Film Released
The blockbuster film unites Earth's Mightiest Heroes on screen, becoming a global phenomenon and redefining superhero cinema. #film #avengers )
Dec 1, 2012 CE
Avengers vs. X-Men #1
The Hope/Phoenix Force conflict splits the two teams, resulting in massive battles and the death of Professor X. #comics #phoenix
Oct 1, 2013 CE
Infinity #1 Launches
Jonathan Hickman's Infinity sees Thanos invade Earth and the Builders threaten the universe, with the Avengers organizing a cosmic defense. #comics #thanos )
May 1, 2014 CE
Original Sin #1
The murder of a Watcher leads to secrets revealed, affecting many heroes. It sets up future conflicts. #comics #mystery )
May 6, 2015 CE
Secret Wars (2015) #1 Published
Jonathan Hickman's Secret Wars sees the multiverse collide into Battleworld, culminating in a massive crossover that reshapes the Marvel Universe. #comics #multiverse )
Jun 1, 2016 CE
Civil War II #1
A precognitive Inhuman divides heroes over proactive crime prevention, leading to tragic battles and the death of Hulk. #comics #civilwar
Apr 1, 2017 CE
Secret Empire #1
Hydra's infiltration of Captain America leads to a dark regime, forcing Avengers to fight a secret war from within. #comics #hydra )
Dec 1, 2018 CE
Infinity Wars #1
The Infinity Wells are sought, leading to soul merging and an epic confrontation with the Requiem. #comics #infinity )
Apr 24, 2019 CE
Avengers: Endgame Released
The culmination of the Infinity Saga, Avengers: Endgame features the time-heist and final battle against Thanos, becoming a global cinematic landmark. #film #avengers
Jun 1, 2019 CE
War of the Realms #1
Malekith invades Midgard with the war of the Ten Realms, uniting all heroes across the Nine Realms in an epic battle. #comics #war
Jul 1, 2020 CE
Empyre #1
The Kree and Skrull create a joint empire and attack Earth; the Avengers and Fantastic Four fight a cosmic war. #comics #cosmic
Jan 1, 2021 CE
King in Black #1
Knull, the god of symbiotes, invades Earth. The Avengers and other heroes unite in a dark, sprawling epic. #comics #symbiotes
Jul 1, 2022 CE
Judgment Day #1
Celestials judge Earth; the Avengers, X-Men, and Eternals face existential threats in a high-stakes event. #comics #celestials