Sep 1, 1963 CE
First Appearance in X-Men #1
Professor X debuts as the founder of the X-Men, a team of young mutants trained to protect a world that fears them. #marvel #xmen
Chronological Storyline (45 Milestones)
1965 CE
Revealed as a Mutant Telepath
X-Men #5 reveals Charles Xavier's mutant telepathic abilities and his dream of peaceful coexistence. #marvel #xmen
1966 CE
Introduction of the Savage Land
X-Men #10 features Xavier's involvement with the Savage Land, expanding his backstory. #marvel #xmen
1968 CE
First Use of Cerebro
X-Men #41 introduces Cerebro, a device that amplifies Xavier's telepathy to locate mutants worldwide. #marvel #xmen
1970 CE
Xavier's Early Life Explored
X-Men #65 delves into Xavier's childhood and his relationship with his stepbrother Cain Marko (Juggernaut). #marvel #xmen
May 1, 1975 CE
Giant-Size X-Men #1: New Team
Xavier recruits a new international team of X-Men, including Storm, Colossus, and Nightcrawler. #marvel #xmen
1979 CE
Xavier's Love: Gabrielle Haller
X-Men #104 reveals Xavier's past romance with Gabrielle Haller, a Mossad agent. #marvel #xmen
1980 CE
X-Men #117: Xavier's Paralyzed Legs
It is revealed that Xavier's legs were paralyzed by an alien bullet, later retconned. #marvel #xmen
1981 CE
X-Men #129: Introduction of Kitty Pryde
Xavier recruits Kitty Pryde, a young mutant with phasing abilities. #marvel #xmen
1982 CE
X-Men #150: Xavier's Death and Return
Xavier is seemingly killed by a Brood-infected X-Man but later revived. #marvel #xmen
1985 CE
X-Men #200: Xavier's Son David
Xavier's son David Haller (Legion) is introduced, a powerful reality-altering mutant. #marvel #xmen )
1986 CE
X-Men #201: Xavier's Morality Tested
Xavier faces a moral dilemma when he must decide the fate of a mutant threat. #marvel #xmen
1988 CE
X-Men #225: Xavier's Secret Past
Xavier's secret involvement with the Shadow King is revealed. #marvel #xmen
1991 CE
X-Men #1: Blue and Gold Teams
Xavier splits the X-Men into two teams, with him leading the Gold team. #marvel #xmen )
1992 CE
X-Men #25: Xavier's Legs Healed
Xavier's legs are healed by the alien Shi'ar, but he later loses the ability. #marvel #xmen
1993 CE
X-Men #30: Xavier's Dark Side
Xavier's darker impulses are explored when he mindwipes Magneto. #marvel #xmen
1994 CE
X-Men #41: Xavier's Death by Legion
Legion kills Xavier in the past, creating the Age of Apocalypse timeline. #marvel #xmen
1995 CE
X-Men #50: Xavier Returns
Xavier is resurrected after the Age of Apocalypse is undone. #marvel #xmen
1996 CE
X-Men #70: Xavier's Marriage
Xavier marries Lilandra Neramani, empress of the Shi'ar. #marvel #xmen
1997 CE
X-Men #80: Xavier's Divorce
Xavier and Lilandra divorce due to political differences. #marvel #xmen
1998 CE
X-Men #100: Xavier's Legacy
Xavier's legacy is examined as he steps back from active leadership. #marvel #xmen
2000 CE
X-Men #108: Xavier's Return to Earth
Xavier returns to Earth after a stint in space with the Shi'ar. #marvel #xmen
2001 CE
X-Men #113: Xavier's Death by Xorn
Xavier is killed by Xorn (a disguised Magneto) in a shocking twist. #marvel #xmen
2002 CE
X-Men #146: Xavier's Resurrection
Xavier is resurrected by the Phoenix Force. #marvel #xmen
2003 CE
X-Men #150: Xavier's New Direction
Xavier takes a more proactive role in mutant affairs. #marvel #xmen
2005 CE
House of M: Xavier's Mindwipe
Xavier's mind is wiped by the Scarlet Witch, leaving him in a coma. #marvel #xmen
2006 CE
X-Men: Deadly Genesis
Xavier's secret team of mutants is revealed, causing a rift with the X-Men. #marvel #xmen
2007 CE
X-Men #200: Xavier's Return
Xavier awakens from his coma and rejoins the X-Men. #marvel #xmen
2008 CE
X-Men: Messiah Complex
Xavier plays a key role in the first mutant birth since M-Day. #marvel #xmen
2009 CE
X-Men: Utopia
Xavier supports Cyclops' creation of a mutant nation on Utopia. #marvel #xmen )
2010 CE
X-Men: Second Coming
Xavier sacrifices himself to save Hope Summers, but is later resurrected. #marvel #xmen )
2011 CE
X-Men: Schism
Xavier sides with Wolverine, leading to a split in the X-Men. #marvel #xmen
2012 CE
Avengers vs. X-Men
Xavier is killed by the Phoenix-possessed Cyclops. #marvel #xmen
2013 CE
X-Men: Battle of the Atom
Xavier's time-displaced younger self interacts with the present. #marvel #xmen
2014 CE
X-Men: Death of Wolverine
Xavier's legacy is reflected upon after Wolverine's death. #marvel #xmen
2015 CE
Secret Wars: Xavier's Role
Xavier appears in the Battleworld domain of the X-Men. #marvel #xmen )
2016 CE
X-Men: Inhumans vs. X-Men
Xavier's dream is tested as mutants fight the Inhumans. #marvel #xmen
2017 CE
X-Men: Phoenix Resurrection
Xavier's spirit guides the X-Men in the return of the Phoenix. #marvel #xmen
2018 CE
X-Men: Extermination
Xavier's younger self is sent back to the past. #marvel #xmen )
Jul 1, 2019 CE
House of X #1: Krakoa Founded
Xavier, Magneto, and Moira MacTaggert establish the mutant nation of Krakoa. #marvel #xmen
Oct 1, 2019 CE
Powers of X #6: Xavier's Resurrection Protocols
Xavier implements mutant resurrection via the Five, ensuring immortality. #marvel #xmen
2020 CE
X-Men #1 (2020): Xavier's Leadership
Xavier leads the Quiet Council of Krakoa, governing the mutant nation. #marvel #xmen )
2021 CE
X-Men: The Trial of Magneto
Xavier deals with the fallout of Wanda Maximoff's death and resurrection. #marvel #xmen
2022 CE
X-Men: Destiny of X
Xavier continues to shape Krakoa's future amidst new threats. #marvel #xmen
2023 CE
X-Men: Fall of X
Xavier faces the fall of Krakoa as Orchis attacks. #marvel #xmen