Year 1956 (MCMLVI) was a leap year starting on Sunday (link will display full calendar) of the Gregorian calendar. Events of 1956 January January 1 End of Anglo-Egyptian Condominium in Sudan. 124 die in a crash at a shrine in Niigata, Japan. January 8 - Operation Auca: Five U.S. missionaries are killed by the Huaorani of Ecuador shortly after making contact with them. January 16 - Gamal Abdal Nasser, leader of Egypt, vows to reconquer Palestine. January 25-26 - Finnish troops re-occupy… (More on 1956)