1943 – The world's largest office building, The Pentagon, is dedicated in Arlington, Virginia. * 1947 – The brutalized corpse of Elizabeth Short ("The Black Dahlia") is found in Leimert Park, Los Angeles, California. * 1949 – Chinese Civil War: The Chinese Communist Party forces take over Tianjin from the Nationalist Government. * 1966 – The government of Abubakar Tafawa Balewa in Nigeria is overthrown in a military coup d’état. * 1967 – The first Super Bowl is played in Los Angeles, California. Green Bay Packers defeat Kansas City Chiefs 35-10 * 1969 – The Soviet Union launches Soyuz 5. * 1970 – After a 32-month fight for independence from Nigeria, Biafra surrenders. * 1970 – Muammar al-Qaddafi is proclaimed premier of Libya. * 1973 – Vietnam War: Citing prog