1996 United Nations Secretary-General selection a term beginning 1 January 1997. The 1996 selection marks the only time that a sitting Secretary-General was denied a second term. The elderly Boutros-Ghali initially intended to serve only one term, but he ran for a second term in 1996. Traditionally, the Secretary-General is entitled to run unopposed for a second term. No sitting Secretary-General had ever been denied a second term by a veto. In the 1950 selection, Trygve Lie was vetoed by the Soviet Union, but he was re-appointed by the General Assembly without a recommendation from the Security Council. In the 1976 selection, Kurt Waldheim received
1961 United Nations Secretary-General selection peacekeeping mission. On 18 September 1961, Hammarskjöld flew to Ndola in Northern Rhodesia to meet with rebel leader Moïse Tshombe of the State of Katanga. After circling the airfield twice, the airplane crashed, killing Hammarskjöld and all but one of the other occupants. The airplane crash set off a succession crisis at the United Nations, as Hammarskjöld's death required the Security Council to vote on a successor. The Soviet Union had been pushing to replace the Secretary-General with a troika, the three men to be named by each of the Three Worlds of the Cold War. The Soviets recommended that