lengthy multi-sided war was triggered by a letter written by Francisco Madero from prison, the Plan de San Luis Potosí, which called for armed struggle against president Porfirio Díaz to begin on this date (1910) http://www.answers.com/topic/mexican-revolution-2 at the Palace of Justice, an Allied tribunal began trying Nazis for war crimes; the defense of "I was following orders" was not accepted (1945) http://www.answers.com/topic/nuremberg-trials the future queen of England married Philip, Duke of Edinburgh, in Westminster Abbey (1947) http://www.answers.com/topic/queen-elizabeth-ii 1440 Answers.com: This Day in History fills you in on the historical significance of each day. http://today.answers.com en-us Copyright 2007 Answers Corp.