1990s

3rd

 * Tony Stark makes Dum-E in his father's workshop.

16th

 * Howard and Maria Stark were assassinated by HYDRA in Long Island and made it look like a car accident as a cover story.

17th

 * Tony Stark inherits Stark Industries, becoming the youngest CEO of a Fortune 500 company, as well as a media celebrity. In addition to the company’s military contracts, Stark Industries works in medical technology, combating world hunger with their Intelli-Crops program.

13th

 * Julie Coulson, mother of Phil Coulson, dies.

5th

 * Ivan Vanko is imprisoned for fifteen years for selling Soviet-era weapons grade plutonium to Pakistan.

5th

 * Bruce Banner meets Betty Ross while undergrads at Harvard. They begin dating and volunteer for an experiment involving hallucinogenics.

24th

 * Natasha Romanoff joins Russia's covert espionage facility. She works there for three years, enduring both an education and indoctrination into the world of spycraft. Natasha excels in this strict training environment and soon becomes regarded as a master spy and one of the world's greatest assassins. Her ruthless effectiveness earns her the codename, "Black Widow".

19th

 * Grant Ward's older brother Maynard throws their youngest brother into a well. Grant tries to save his little brother by throwing him a rope. Maynard warns him that if he gives him the rope he will be thrown in as well, and walks away. Grant manages to throw him the rope anyway, without Maynard noticing.

27th

 * Natasha Romanoff is indirectly found and discovered as a threat to global security. Nick Fury of S.H.I.E.L.D. sends Agent Clint Barton to Russia to eliminate her.

31st

 * Clint Barton arrives in Russia and confronts Natasha Romanoff. Rather than kill her as instructed, he instead lets her live and gives her a chance to join S.H.I.E.L.D. Natasha accepts, and devotes the rest of her life to working for S.H.I.E.L.D.

31st

 * Tony Stark goes to a New Years Eve party with Maya Hansen in Bern, Switzerland, where he first meets Ho Yinsen. Disabled scientist Aldrich Killian approaches Tony to request investment in his think tank, Advanced Idea Mechanics (A.I.M.). Tony tells Killian they will meet on the building's roof to discuss the matter further, but he never keeps this promise, choosing instead to spend the night with Maya. In her hotel room, Maya introduces Tony to her own project: the Extremis virus.