When Does the Film “X-Men: First Class” (2011) Take Place?
"X-Men: First Class" is a historical fiction superhero film written by Ashley Edward Miller with Zack Stentz, Jane Goldman, Matthew Vaughn, Sheldon Turner, Bryan Singer, Jamie Moss, and Josh Schwartz [adapting “The Uncanny X-Men” #161 (1982) by Chris Claremont as well as "Amazing Adventures" #11 (1971) by Gerry Conway] and released June 3rd, 2011.
We know this because the climax of the film depicts an alternate-universe secret side of the famous Turkish/Cuban Missile Crisis, which occurred from October 16th to October 28th, 1962 AD.
It takes place on an alternate timeline of the fictional Marvel Cinematic Universe in the year:
1962 AD
We know this because the climax of the film depicts an alternate-universe secret side of the famous Turkish/Cuban Missile Crisis, which occurred from October 16th to October 28th, 1962 AD.
Additionally, there is a two-part prologue depicting the very different childhoods of Professor Charles Xavier, Erik Lehnsherr, and Raven Darkhölme that is clearly labeled as taking place in 1944 AD with an immediate place and time setting title card for both.
It is a chronologically early film in the Marvel Cinematic Universe (the first chronological film to feature the X-Men characters) and can be watched either at its timeline point, before "X-Men: Days of Future Past" (2014) as an extended flashback, or entirely separately.