X-Men... the "Origins":
3000 bc- En Sabah Nur (Apocalypse) uses his powers to build the pyramids in Egypt.
1832 ad- James Howlett (Logan/Wolverine) is born.
1845- James first discovers his bone claws and uses them to kill his father's murderer only to learn that the killer is his real father. Then, he runs away with his half-brother Victor Creed (Sabertooth).
1861- James and Victor fight in the American civil war.
1917-James and Victor fight in World War 1.
1932- Charles Xavier is born.
1944- James and Victor fight in World War 2.
-Erik Lensherr (Magneto) discovers his mutant powers while trying to save his parents from the Nazis in the concentration camp in Germany.
-Charles Xavier meets Raven Darkholme (Mystique).
-Sebastian Shaw kills Erik's mother causing him to unleash his full powers.
1945- James saves Yashida's life from the atomic bombing in Nagasaki.
1962- The events of First Class.
1965- Warren/Angel is born.
1973- Logan is located in New York (as seen at the beginning of DOFP). Mob is after him.
1973- Mid-late year, Logan goes in Vietnam again, new war tour. Stryker recruits him.
1975- Logan quits Team X.
1980- Professor X recruits Jean Grey (The Last Stand flashback). Angel grows his wings (The Last Stand flashback). Ignore the time stamps.
1981- "6 years later", as said in the movie X-Men Origins. The events of the Weapon X program occur. Professor X recruits Cyclops (16 years old) and Emma Silverfox/Silver Fox.
1983- Xavier reactivates the School.
1990- Wolverine disappears from Stryker's "radar" ("15 years ago").
1995- Second generation of X-Men: Cyclops, Jean Grey, Storm, Beast, Silverfox.
2005- X1 and X2.
2006- The Last Stand.
2013- The Wolverine.
2023- Days of Future Past.