TimeLine

Golden Age

Event	Date	Developments
Emergence of the Original Human Torch	1939	The Original Human Torch appears.
Emergence of Namor	1939	Namor makes his first appearance
Namor vs the Original Human Torch	1940	Namor and the Torch battle it out and cement the idea of a shared continuity of the Marvel universe.
Emergence of Captain America	1941	Steve Rogers receives the Super Soldier Serum, his first shield, and a partner by the name of Bucky, becoming the first and the most famous incarnation of Captain America.
World War II and the emergence of the Invaders	1941-45	Captain America, Bucky Barnes, the Original Human Torch and his mutant ally Toro, and Namor form the primary members of the Invaders. In the final days of the Second World War, Steve and Bucky attack an island stronghold held by Baron Zemo and are apparently killed
Emergence of the All-Winners Squad	1946	A short lived creation, this team was composed of Captain America, Bucky, The Original Human Torch, Toro, Sub-Mariner, The Whizzer, and Miss America. As President Harry S. Truman does not wish the American people to know of the death of Steve Rogers and Bucky Barnes following the recent death of President Roosevelt, Captain America and Bucky are actually the Spirit of '76 and a young man named Fred Davis.
Namor loses his memory	1958	An incident causes Namor to lose his memory, which he will not regain until soon after the formation of the Fantastic Four.

Modern Age

Event	Date	Developments
Emergence of the Fantastic Four	1999	After a trip to space, Mister Fantastic, Invisible Woman, Human Torch, and Thing develop fantastic powers
Emergence of Ant-Man	1999	Henry Pym creates Pym particles.
Re-emergence of Namor	1999	The Sub-Mariner gets his memories back after a meeting with the Human Torch and vows to destroy the human race after discovering the ruins of Atlantis and believes his race to be dead. The Fantastic Four manage to stop him from doing this on several occasions
Emergence of Doctor Doom	1999	Victor von Doom makes his first appearance and threatens the Fantastic Four, later teaming up with Namor in an attempt to destroy Reed Richards, the man he blames for forcing him to hide his face under his metal mask.
Emergence of the Hulk	1999	After being bombarded by gamma rays in a nuclear explosion, Hulk becomes a rampaging creature .
Emergence of Spider-Man	1999	Peter Parker is bitten by a radioactive spider and embraces a super-hero career
Emergence of Thor	1999	The thunder god Thor awakens inside the body of mortal Donald Blake
Emergence of Iron Man	1999	Tony Stark creates his first suit of Iron Man armor following capture and a piece of shrapnel becoming dangerously close to his heart '
Emergence of Doctor Strange	1999	After years of mystical training following a quest to repair his broken hands, Stephen Strange becomes Earth's greatest defender against supernatural threats
Emergence of the X-Men and Magneto	1999	Cyclops, Jean Grey, Iceman, Beast, and Angel are brought together for the first time by Professor X. They go public while fighting mutant criminal Magneto for the first time
Emergence of the Avengers	1999	Iron Man, Thor, Ant Man, the Wasp and Hulk assemble for the first time in an effort to stop Loki
Emergence of Nick Fury and S.H.I.E.L.D.	1999	First appearance of Nick Fury. He will later become Director of the espionage agency S.H.I.E.L.D. and get involved with the terrorist organization Hydra for the first time
Re-emergence of Captain America	2000	Steve Rogers is awakened from suspended animation by the Sub-Mariner and found by the Avengers following their battle with Namor and a now enraged Hulk. He becomes core a member of the team
Emergence of Daredevil	2000	As a young boy, Matthew Murdock was blinded in a tragic accident, which also honed his senses to super-human levels. Now an adult, he embraces a super-hero career
The New Avengers	2000	With the exception of Captain America all of the Avengers resign, and he recruits a new team consisting of the Scarlet Witch, Quicksilver (both former members of the Brotherhood of Mutants), and Hawkeye, a mistaken villain by Iron Man
Reed Richards and Susan Storm's Wedding	2001	On the wedding day of Reed Richards and Susan Storm, Doctor Doom and an assembly of super villains (consisting of Attuma, Awesome Android, Beetle, Black Knight, Cobra, Diablo, Electro, Enchantress, Executioner, Grey Gargoyle, Whirlwind, some HYDRA agents, Kang the Conqueror, Mandarin, Melter, Mister Hyde, Mole Man, Porcupine, Master, Red Ghost, Super-Skrull, and Unicorn) crash the wedding but are defeated by every super hero who was attending the wedding. This is the first time that almost every super character in the Marvel Universe at the time were gathered into one book.
Emergence of the Inhumans	2001	Johnny Storm meets Crystal who introduces him to her people the Inhumans. Not trusting Johnny, they fight him and the rest of the Fantastic Four until they find that they have to work together to defeat a common foe Maximus the Mad '
The Galactus Trilogy	2001	The Silver Surfer arrives on Earth with plans for his master Galactus to destroy it, forcing the Fantastic Four to stop him and the Watcher to seriously break his code for the first time .
Emergence of Black Panther	2001	Black Panther infiltrates the Baxter building to test his fighting abilities against the Fantastic 4. The black superhero in mainstream American comics.
Emergence of Mar-Vell	2002	The Kree Empire sends Captain Mar-Vell to Earth as a spy. Coming to empathize with humanity, Mar-Vell betrays his orders and is welcomed as a hero by the people of Earth.
Emergence of The Defenders	2002	The Defenders are first organized, originally led by Dr. Strange and including The Hulk, Namor, and the Silver Surfer.
Emergence of Ghost Rider	2002	Johnny Blaze summons Mephisto and makes a deal with him to save his mentor's life
Kree-Skrull War	2002	The Avengers are involved in a millennia-old interstellar war''
Death of Gwen Stacy	2003	The Green Goblin returns and fights Spider-Man. As a result, Spider-Man's girlfriend Gwen Stacy, is killed when Spider-Man is unable to save her.
Emergence of the Secret Empire	2003	Captain America follows a conspiracy all the way to the White House
Emergence of Punisher	2004	Vietnam veteran turned vigilante Frank Castle appears for the first time
Emergence of Wolverine	2004	Wolverine first appears. He attacks the Hulk, but is knocked out.
The Celestial Madonna Saga	2004	Kang the Conqueror invades Earth in an attempt to find the woman destined to birth the savior of the universe.
Giant-Size X-Men	2004	Professor X assembles a new team to rescue the original X-Men. First appearance of Storm, Colossus, Thunderbird and Nightcrawler. Wolverine, Sunfire, and Banshee joins the X-Men
The Magus War	2004	The Magus first appears as an evil future version of Adam Warlock
The Dark Phoenix Saga	2004	The Phoenix is released for the first time in the Marvel Universe, in the form of Jean Grey
Eternals Saga	2005	Two parts: ''The Eternals'' vol. 1 #1-19 and ''The Eternals Annual'' was the first appearance of the Eternals, Deviants, and Celestials. The Second part, starting in ''Thor Annual'' vol. 1 #7 and continuing in ''Thor'' vol. 1 #283-301 where the charters and looming crisis from the Eternal comics are transplanted into the Marvel Universe. As well, it is revealed to Thor startling revelations about Asgard, Odin, and his mother.
The Korvac Saga	2005	The Avengers and the Guardians of the Galaxy track down a mysterious threat from the future .
The Proteus Saga	2005	Proteus, the son of Moira McTaggart, attempts to escape his imprisonment on Muir Island in order to find his father.
The Dark Phoenix Saga	2005	Jean Grey becomes the Dark Phoenix after being controlled by the Hellfire Club .
Days of Future Past	2006	Kitty Pryde from a dystopian future travels back in time to prevent the event that created her timeline.
Contest of Champions	2006	The Grandmaster and Death manipulate the heroes of Earth in a game to decide the fate of The Collector
Death of Captain Marvel	2006	The original Captain Marvel (Mar-Vell) falls victim to what the Kree call "the Blackend", or what is called Cancer on Earth
Surtur Returns	2006	Surtur forges a powerful mystic sword and returns to destroy Asgard against Thor, Loki, Beta Ray Bill, and Odin'
Secret Wars	2006	The Beyonder kidnaps selected heroes and villains of Earth to battle on a planet of his creation. Spider-Man finds his Symbiote costume. Doctor Doom steal the powers of the Beyonder, becoming almost god-like in the process, but is ultimately defeated by the present heroes .
Hulk in Exile	2007	The Hulk had come to control his rage, but when it begins to slip away from him and he goes on an uncontrollable rampage, Dr. Strange banishes him to another dimension, while the Hulk and Bruce Banner become separated.
Secret Wars II	2007	The Beyonder heads to Earth in a bid to understand humanity, creating a human form for himself in the process.
The Dark Phoenix Saga	2007	Jean Grey returns and is reunited with the original X-Men to form X-Factor. It is discovered that Jean was replaced with a cosmic entity called the Phoenix Force who placed Jean in a psychic cocoon. Thus, it was the Phoenix Force which became Dark Phoenix and committed suicide (from the humanity of Jean Grey to save the universe from the threat that Dark Phoenix posed).
Born Again	2007	Karen Page returns as a heroin addict and the Kingpin learns of Daredevil's secret identity .
Mutant Massacre	2007	The Marauders kill most of the Morlocks. This event saw the first encounter between Wolverine and Sabretooth, though the pair had battled many times before .
Kraven's Last Hunt	2007	The final battle between Kraven the Hunter and Spider-Man (Story arc begins in Web of Spider-man #31 and concludes in The Spectacular Spider-Man#132.
Fall of the Mutants	2007	The X-Men are slain in Dallas during a cataclysmic battle against the Adversary. Cypher (of the New Mutants) dies battling the Ani-Mator. X-Factor (the original X-Men) battles Apocalypse and his Four Horsemen
Armor Wars	2007	Iron Man embarks on a mission to destroy armored suits that were created from his own stolen technology.
The Evolutionary War	2008	The High Evolutionary unleashes attacks all over the world to guide the way of human evolution .
Inferno	2008	Demons from Limbo invade earth.
Atlantis Attacks	2008	Under the influence of Set, the Atlanteans launch a massive assault on the surface world.
Acts of Vengeance	2009	Loki unites Doctor Doom, Magneto, Kingpin, Mandarin, Wizard, and Red Skull in a plot to use lesser enemies to defeat the superheroes that aren't their usual enemies. .
X-Tinction Agenda	2009	The New Mutants and the X-Men are kidnapped and taken to Genosha, which culminates in their escape; the Genoshan government is overthrown .
The Infinity Gauntlet	2010	Thanos uses the power of the Infinity Gems to become Supreme Being.
Muir Island Saga	2010	The Shadow King attacks and takes over Muir Island. Professor Xavier assembles his original X-Men with his All New X-Men and assaults the island. In the end, Muir Isle is severely damaged, the X-Men decide to make a mega X-Men team (blue/gold) and return to Xavier Mansion to start anew. X-Factor is started by Val Cooper (w/Havok, Wolfsbane, Multiple Man, Strong Guy, and Quicksilver)
Galactic Storm	2010	The Avengers become involved in a war between the Kree and the Shi'ar.

IC Timeline

Event	Date	Developments
England - Explosion in the Circus	Nov 11, 2010	Captain Britain on hand to stop terrorist acts in London.
Avengers - Clash at Seaport	Nov 17, 2011	Warbird and Wonder Man drive off Orka and Tiger Shark from the seaport district.
X-Sphere - Something Wicked - Prologue	Jan 03, 2011	Magik, Illyana Rasputin is again subjected to the turmoil of Limbo. She emerges and returns to Earth to meet with her friends. Then after some struggles is lost on Earth982 where she is strapped for several years. Summation of events found here .
A.I.M. Activities	Jan 09, 2011	Advanced Idea Mechanics is discovered working on something diabolical in the sewers.
London Hellfire Club - Activities	Jan 19, 2011	Brian Braddock has learned of the inner circle of the London HFC. He makes motions and eventually becomes the Black Bishop (see Major Events)
X-Factor - Breakup	Feb 01, 2011	X-Factor is attacked by Sinister's new team the Nasty Boys. The battle was significant. X-Factor's base was destroyed, Multiple Man nearly died. The Nasty Boys were killed (even though they were clones or will be clones again), and Sinister was driven off. In all however, team morale was low and they questioned the heroic nature of their actions. The team disbanded and went their separate ways. Havok and Wolfsbane returned to Xaviers.
Avengers - Change of Chair	Feb 10, 2011	Due to interpersonal issues and the baggage from Galactic Storm, Captain America steps down from active duty and becomes a reserve Avenger.