43 of 61 passengers and two people on the ground. A day later, over $10,000 cash is found in the purse of Watergate conspirator Howard Hunt's wife, who was on board. International Human Rights Day is proclaimed by the United Nations. December 11 – Apollo 17 lands on the Moon. December 14 – Apollo program: Eugene Cernan is the last person to walk on the Moon, after he and Harrison Schmitt complete the third and final Extra-vehicular activity (EVA) of Apollo 17. This is currently the last manned mission to the Moon. December 15 The Commonwealth of Australia ordains equal pay for women. The United Nations Environment Programme is established as a specialized agency of the United Nations. December 16 The Constitution of Bangladesh comes into effect. The Portuguese army kills 400 Africans in Tete, Mozambique. December 19 – Apollo program: Apollo 17 returns to Earth, concluding the program of lunar exploration. December 21 – ZANLA troopers attack Altera Farm in north-east Rhodesia. December 22 Australia establishes diplomatic relations with China and East Germany. A peace delegation that includes singer-activist Joan Baez and human rights attorney Telford Taylor visit Hanoi to deliver Christmas mail to American prisoners of war (they will be caught in the Christmas bombing of North Vietnam). December 23 The 6.2 Nicaragua earthquake kills 5,000–11,000 people in the capital Managua. President Anastasio Somoza Debayle is later accused of not distributing millions of dollars worth of foreign aid. Swedish Prime minister Olof Palme compares the American bombings of North Vietnam to Nazi massacres. The U.S. breaks diplomatic contact with Sweden. Braathens SAFE Flight 239, also known as the Asker Accident: Aircraft crashed during approach to Oslo Airport, Fornebu, Norway. Forty people on board were killed. December 28 – The bones of Martin Bormann are discovered in Berlin. December 29 – Eastern Air Lines Flight 401 crashes into the Everglades in Florida, killing 101 of 176 on board. It is the first hull-loss of a wide-body aircraft. December 31 – For the first and last time, a 2nd leap second is added (23:59:60) to a year, making 1972 366 days and two seconds long, the longest year ever within the context of UTC. Date unknown Colombian looters find Ciudad Perdida but keep it a secret until the government reveals it in 1975. The Socialist Federal Republic of Yugoslavia bans the cultural organization Matica hrvatska, founded in 1842. Los Velázquez,