October 31, 1980-Senator Kelly is assassinated along with Moira MacTaggart. For these purposes Xavier will have been among the dead as well. Mystique and the Brotherhood are the assassins.
1984-Running on an anti-mutant campaign, a rabid mutant hater is elected President. His Slogan: Do you know what your children are?
1985-Peter and Kitty marry, I know, she's young, but I've got a short time-line to work with. Mutant Registration Act becomes law. Sentinel program officially starts.
1986-Andrei is born. After a brief, if futile period of complying with the law, mutants and other super powered being begin to rebel.
1988-1996-Michael, Ilyana and Moira, Jennifer, and Rachael are all born. The rebel groups are being wiped out one by one.
1991-USSR starts slow, but inexorable slide toward a democracy. USA heads in opposite direction
1995-NATO allies itself with USSR. Freedom of Religion, Speech, and Assembly are suppressed as people start to question the constitutionality of the camps
2001-Most super-humans in the USA are either dead, underground, or in camps
2003-Illness sweeps through the camps, thousands die including the two children who made it out with Kate and Peter. The UN, in absolute disgust moves its headquarters from New York to Geneva, Switzerland as the Sentinels take over both Canada and Mexico. Little known documents disappear from the Smithsonian and reappear in the USSR, along with its director. These documents are taken to heart by the Soviet People who proclaim all are equal, human and mutant.
2009-Rachael's puberty is sped up by a retro-virus and she is taken away to be a hound.
2010-A group calling themselves the Rangers are formed as a resistance in Texas (I know, big surprise, I am from Texas and like that this would extend the mystique). Made up of both human and mutant fighters their leader is powerful and unknown.