Jun 11, 1963 CE
X-Men #1 Published
The original X-Men debut in The X-Men #1 by Stan Lee and Jack Kirby, introducing Cyclops, Marvel Girl, Beast, Iceman, and Angel. #comics #marvel #xmen )
Chronological Storyline (40 Milestones)
May 8, 1975 CE
Giant-Size X-Men #1
A new international X-Men team premieres, including Wolverine, Storm, Nightcrawler, Colossus, and Thunderbird, revitalizing the franchise. #comics #xmen
Jan 1, 1980 CE
The Dark Phoenix Saga
In Uncanny X-Men #129-137, Jean Grey becomes the Dark Phoenix, a cosmic force, leading to her tragic death and a landmark storyline. #comics #xmen #phoenix
Feb 1, 1981 CE
Days of Future Past
Uncanny X-Men #141-142 features a dystopian future where mutants are hunted by Sentinels, inspiring a time-travel story that remains iconic. #comics #xmen #timeline
Aug 1, 1982 CE
Wolverine Limited Series
Wolverine's first solo series by Chris Claremont and Frank Miller explores his past in Japan, deepening his character. #comics #wolverine #xmen )
Sep 1, 1983 CE
Introduction of Selene
The ancient mutant Selene appears in New Mutants #9, an immortal sorceress with ties to the X-Men's early history. #comics #xmen #mutants )
Dec 1, 1986 CE
Mutant Massacre
The Marauders attack the Morlocks in Uncanny X-Men #210-213, a brutal crossover that shocked readers. #comics #xmen #crossover
Apr 1, 1987 CE
Fall of the Mutants
In Uncanny X-Men #225-227, the X-Men face the Adversary and are thought dead, leading to a new status quo. #comics #xmen #event
May 1, 1988 CE
Introduction of Jubilee
Jubilee, a young Asian-American mutant, debuts in Uncanny X-Men #244, becoming a fan-favorite and representative of young mutants. #comics #xmen #diversity )
Jan 1, 1989 CE
X-Men: Inferno
A massive crossover where demons invade Manhattan, heavily involving the X-Men and New Mutants, with lasting consequences. #comics #xmen #crossover )_inferno
Feb 1, 1990 CE
X-Tinction Agenda
The Genoshan government enslaves mutants, sparking a crossover between X-Men, New Mutants, and X-Factor. #comics #xmen #political
Oct 1, 1991 CE
X-Men #1 (Vol. 2) Best-Seller
X-Men #1 by Jim Lee and Chris Claremont sells over 8 million copies, becoming the best-selling comic of all time. #comics #xmen #bestseller )
Oct 31, 1992 CE
X-Men: The Animated Series Premieres
The iconic cartoon debuts on Fox, introducing millions to the X-Men and tackling mature themes. #animation #xmen #tv )
Oct 1, 1993 CE
X-Men: The Age of Apocalypse Begins
In a reality altered by Legion, Apocalypse rules the world, spawning the acclaimed Age of Apocalypse storyline. #comics #xmen #alternatereality
Sep 1, 1994 CE
Generation X Debut
Generation X #1 introduces a new team of young mutants at the Massachusetts Academy, led by Banshee and Emma Frost. #comics #xmen #generationx )
Mar 1, 1995 CE
Onslaught Event
Professor Xavier's dark side manifests as Onslaught, threatening all heroes in a major crossover with the Avengers and Fantastic Four. #comics #xmen #crossover )
Jun 1, 1996 CE
Operation: Zero Tolerance
Bastion leads a government assault on mutants in this crossover, capturing many X-Men and testing mutant-human relations. #comics #xmen #persecution
Jul 14, 2000 CE
X-Men Movie Released
The first X-Men film, directed by Bryan Singer, launches the modern superhero film era and brings mutantkind to mainstream audiences. #movies #xmen #marvel )
Jul 1, 2001 CE
New X-Men by Grant Morrison
Grant Morrison's run begins with New X-Men #114, revamping the franchise with bold ideas like mutant culture and genocide. #comics #xmen #modern )
May 2, 2003 CE
X2: X-Men United
The sequel film expands the X-Men universe, introducing Nightcrawler and exploring Stryker's anti-mutant agenda. #movies #xmen #sequel )
Aug 1, 2004 CE
X-Men: The End
A possible future storyline concludes the Claremont era, showing the final days of the X-Men. #comics #xmen #future
Jun 1, 2005 CE
House of M
Scarlet Witch alters reality to create a mutant-dominated world, leading to the 'No More Mutants' decree and the Decimation. #comics #xmen #reality
May 26, 2006 CE
X-Men: The Last Stand
The third film adapts the Dark Phoenix Saga and the cure storyline, with mixed reception but high box office. #movies #xmen #phoenix
Oct 1, 2007 CE
Messiah Complex
The birth of the first mutant after Decimation sparks a race among X-Men, Marauders, and Purifiers. #comics #xmen #crossover
Mar 1, 2010 CE
Second Coming
The X-Men protect Hope Summers, the mutant messiah, from Bastion and his forces in a high-stakes crossover. #comics #xmen #hope )
Jul 1, 2011 CE
Schism
Cyclops and Wolverine clash over the use of young mutants in combat, splitting the X-Men into two teams. #comics #xmen #schism
Apr 1, 2012 CE
Avengers vs. X-Men
The Phoenix Force returns, pitting Avengers against X-Men as they clash over Hope Summers and the fate of mutantkind. #comics #crossover #avengers
Oct 1, 2013 CE
Battle of the Atom
Time-displaced original X-Men and future X-Men clash over the fate of the timeline. #comics #xmen #time
Sep 3, 2014 CE
Death of Wolverine
Wolverine dies in his solo series, sacrificing himself to save others, marking a major turning point. #comics #wolverine #death
May 6, 2015 CE
Secret Wars
The multiverse collapses in this crossover, with the X-Men playing key roles in Battleworld domains. #comics #marvel #multiverse )
Oct 1, 2016 CE
Inhumans vs. X-Men
The Terrigen Mist threatens mutant existence, leading to war between the Inhumans and X-Men. #comics #xmen #inhumans
Apr 1, 2017 CE
X-Men: Gold & Blue Launches
The franchise splits into two flagship titles: X-Men: Gold (heroic) and X-Men: Blue (time-displaced original five). #comics #xmen #resurrgence
Feb 1, 2018 CE
X-Men: Red Launches
Jean Grey returns and leads a new team in X-Men: Red, focusing on protecting mutantkind globally. #comics #xmen #jeangrey
Jul 24, 2019 CE
House of X and Powers of X Begin
Jonathan Hickman's flagship series reboot the X-Men, introducing the Krakoa nation and a new mutant society. #comics #xmen #krakoa #reboot
Sep 1, 2020 CE
X of Swords
The first major Krakoa-era crossover, where a tournament of swords determines the fate of mutantkind. #comics #xmen #crossover #krakoa
Dec 1, 2021 CE
Inferno (2021)
Jonathan Hickman concludes his Krakoa arc, revealing secrets and setting the stage for the next phase. #comics #xmen #krakoa #conclusion )
Jun 29, 2022 CE
A.X.E.: Judgment Day
The Avengers, X-Men, and Eternals clash over the fate of a Celestial, testing Krakoa's place in the Marvel Universe. #comics #crossover #avengers #krakoa
Aug 9, 2023 CE
Fall of X Begins
The Hellfire Gala is attacked, Nimrod rises, and Krakoa falls in this devastating storyline. #comics #xmen #krakoa #fall
Jan 10, 2024 CE
Rise of the Powers of X & Fall of the House of X
The Krakoa era concludes with parallel series that resolve the fate of mutantkind in a new timeline. #comics #xmen #krakoa #conclusion
2024 CE
X-Men: From the Ashes Relaunch
Marvel announces a new X-Men era after Krakoa, with new series and directions for the team. #comics #xmen #future