Key dates in the life of Ukrainian-born John Demjanjuk who was convicted of being a guard at the Nazis' Sobibor death camp despite steadfastly maintaining over three decades of legal battles that he had been mistaken for someone else. He died on Saturday, March 17, being 91.
— 1920: Born in Ukraine.
— 1942: Captured by German forces while serving in the Soviet Red Army.
— 1952: Demjanjuk emigrates to the U.S., claims to have spent much of World War II in a German prisoner of war camp.
— 1958: Gains U.S. citizenship.
— 1977: Justice Department seeks to revoke citizenship, alleging Demjanjuk hid past as Nazi death camp guard "Ivan the Terrible."
— 1981: Citizenship revoked.
— 1986: Extradited to Israel for trial over his alleged role at Treblinka death camp.
— 1988: Convicted of war crimes and crimes against humanity, sentenced to death.
— 1993: Israel’s Supreme Court unanimously rules Demjanjuk was not "Ivan the Terrible," overturning 1988 verdict and returning him to U.S.
— 1998: Regains U.S. citizenship.
— 1999: U.S. Justice Department again seeks to revoke citizenship, alleging that although not "Ivan the Terrible," Demjanjuk was a guard at Nazi death and forced labor camps.
— 2002: Loses U.S. citizenship again.
— 2005: U.S. immigration judge says Demjanjuk can be deported to Germany, Poland or Ukraine.
— March 11, 2009: German prosecutors issue arrest warrant, accusing Demjanjuk of being accessory to murder and say they will seek deportation from U.S.
— May 11, 2009: Berlin court rejects appeal against deportation; Demjanjuk leaves home by ambulance and is flown to Germany.
— July 3, 2009: Demjanjuk deemed fit to stand trial though his time in court must not exceed two 90-minute sessions daily.
— November 30, 2009 — Trial opens in Munich state court.
— April 12, 2011 — AP uncovers an FBI report kept secret for 25 years, which says the Soviet Union "quite likely fabricated" the Nazi ID card used as a key piece of evidence in prosecution of Demjanjuk.
— May 12, 2011 — Demjanjuk convicted of 28,060 counts of accessory to murder. Sentenced to five years in prison but immediately released pending appeal.
— Jan. 20, 2012 — U.S. judge refuses to offer Demjanjuk chance to regain American citizenship on appeal after revelation of FBI report on ID card, after former agent testifies the report was "based on speculation."
— March 17, 2012 — Demjanjuk dies in his room in a Bavarian nursing home.
