Sep 1, 1963 CE
Avengers #1 Debut
The Avengers first appear in their own comic, featuring Iron Man, Thor, Hulk, Ant-Man, and Wasp. #marvel #comics )
Chronological Storyline (40 Milestones)
Mar 1, 1964 CE
Captain America Joins the Avengers
The team discovers Captain America frozen in ice and revives him, making him a founding member. #avengers #marvel )
May 1, 1965 CE
Kang's First Appearance
Time-traveling conqueror Kang debuts in Avengers #16, marking the start of a key rivalry. #avengers #kang
May 1, 1968 CE
Black Panther Joins Avengers
T'Challa becomes the first black superhero to join the Avengers in issue #52. #avengers #blackpanther )
Oct 1, 1968 CE
Vision Debuts
The android Vision is created by Ultron and first appears in Avengers #57, later becoming a key hero. #avengers #vision )
Jun 1, 1971 CE
Kree/Skrull War
A cosmic war between the Kree and Skrull empires erupts, drawing in the Avengers in issues #89-97. #marvel #cosmic
Jul 1, 1974 CE
Thanos Battles Avengers
The mad titan Thanos first clashes with the Avengers in issues #125-126, setting the stage for future conflicts. #thanos #avengers
Aug 1, 1976 CE
Celestial Madonna Arc
The Avengers travel through time and space in a storyline that reshapes Kang's origin and introduces Mantis. #avengers #time_travel )
Mar 1, 1979 CE
Korvac Saga Conclusion
The epic Korvac Saga ends in Avengers #181, with the cosmic-powered villain's defeat. #avengers #cosmic
May 1, 1984 CE
Secret Wars Begins
The first Secret Wars crossover event features heroes and villains on Battleworld, shaping future Marvel events. #secretwars #marvel )
Jul 1, 1985 CE
Secret Wars II
The Beyonder arrives on Earth in this sequel, exploring human nature and cosmic power. #secretwars #marvel
Jan 1, 1986 CE
Under Siege
The Masters of Evil take over Avengers Mansion in a brutal story arc #260-261. #avengers #mastersofevil )
Apr 1, 1987 CE
Evolutionary War
The High Evolutionary's scheme to evolve Earth threatens humanity in Avengers #282-285. #avengers #evolution
Dec 1, 1989 CE
Acts of Vengeance
Loki orchestrates a massive crossover where villains attack their opposite heroes, including the Avengers. #marvel #crossover
Jul 1, 1991 CE
Infinity Gauntlet
Thanos wields the Infinity Gauntlet, leading to a cosmic battle that reshapes the Marvel Universe. #infinitygauntlet #thanos
Mar 1, 1992 CE
Operation: Galactic Storm
The Avengers intervene in a Kree-Shi'ar war, leading to a controversial decision to end the conflict. #avengers #cosmic
Jun 1, 1992 CE
Infinity War
The sequel to Infinity Gauntlet features the Magus and doppelgangers of heroes, with the Avengers in a key role. #infinitywar #marvel
Dec 1, 1994 CE
Gatherers Saga
A mysterious woman named Proctor leads an army of alternate reality Avengers against the team in issues #380-382. #avengers #multiverse )
Nov 1, 1995 CE
Heroes Reborn: Avengers
The Avengers are reborn in an alternate universe created by Franklin Richards, relaunching with new #1 issues. #heroesreborn #avengers )
Mar 1, 1999 CE
Ultron Unlimited
Ultron returns with an army of copies in a devastating attack that tests the Avengers to their limits. #avengers #ultron
Sep 1, 2001 CE
The Kang Dynasty
Kang conquers Earth in a year-long storyline, leading to a massive battle to free the planet. #avengers #kang
Aug 1, 2004 CE
Avengers Disassembled
The Scarlet Witch goes mad, causing chaos and disbanding the Avengers in a groundbreaking storyline. #avengers #scarletwitch
Jan 1, 2005 CE
New Avengers: Breakout
A massive prison break at the Raft leads to the formation of a new Avengers team in this #1 issue. #newavengers #breakout )
Jun 1, 2005 CE
House of M
Scarlet Witch alters reality, creating a world where mutants rule, leading to the 'No More Mutants' moment. #houseofm #marvel
Jul 1, 2006 CE
Civil War
The Superhuman Registration Act splits the superhero community, with Avengers on both sides. #civilwar #marvel )
May 1, 2007 CE
Mighty Avengers Launch
A new government-sanctioned Avengers team debuts in the wake of Civil War, led by Iron Man. #mightyavengers #marvel
Jun 1, 2008 CE
Secret Invasion
Skrulls infiltrate Earth, replacing many heroes including some Avengers, leading to a trust crisis. #secretinvasion #marvel
Dec 1, 2008 CE
Dark Reign
Norman Osborn takes over S.H.I.E.L.D. and leads his own Dark Avengers, marking a dark era. #darkreign #marvel
Jan 1, 2010 CE
Siege
Norman Osborn's Dark Reign ends as he attacks Asgard, rallying the Avengers to stop him. #siege #marvel )
Jul 1, 2010 CE
Heroic Age
The Avengers relaunch with a new team and a renewed sense of heroism under the Heroic Age banner. #heroicage #avengers )
Apr 1, 2012 CE
Avengers vs X-Men
The Phoenix Force returns, pitting the Avengers against the X-Men in a war over Hope Summers. #avengersvxmen #marvel
Mar 1, 2013 CE
Age of Ultron
Ultron takes over the world in a dystopian future, forcing the Avengers to time travel to stop him. #ageofultron #marvel
Aug 1, 2013 CE
Infinity Event
Thanos attacks Earth while the Avengers are in space dealing with the Builders, in a galaxy-spanning crossover. #infinity #marvel )
May 1, 2014 CE
Original Sin
The Watcher is murdered, revealing secrets that shake the Marvel Universe, including the Avengers. #originalsin #marvel )
May 1, 2015 CE
Secret Wars (2015)
The multiverse collapses into Battleworld, and the new Secret Wars reboot the Marvel line. #secretwars #marvel )
May 1, 2017 CE
Secret Empire
Captain America is revealed to be a Hydra agent, leading to a resistance by the Avengers. #secretempire #marvel )
Jan 1, 2018 CE
Avengers: No Surrender
A 16-issue weekly storyline pits the Avengers against the Grandmaster and the Challenger. #nosurrender #avengers )
Apr 1, 2019 CE
War of the Realms
Malekith invades Earth with his dark elf armies, uniting the Avengers and other heroes. #waroftherealms #marvel
Jul 1, 2020 CE
Empyre
The Cotati and Kree/Skrull alliance threaten Earth, with the Avengers leading the charge. #empyre #marvel
Jan 1, 2021 CE
Avengers: Enter the Phoenix
The Phoenix Force returns and the Avengers race to prevent it from destroying Earth. #phoenix #avengers )