rediscovers the Takahē, last seen 50 years previously, near Lake Te Anau, New Zealand. November 24 – In Venezuela, president Rómulo Gallegos is ousted by a military junta. November 27 – The Calgary Stampeders defeat the Ottawa Rough Riders 12–7 before 20,013 fans at Toronto's Varsity Stadium, to win their first Grey Cup, and complete the only perfect season to date in Canadian Football. December December 1 – José Figueres Ferrer abolishes the army in Costa Rica, making it the first country in history to do so. December 2 – The United States House Un-American Activities Committee subpoenas and retrieves the "Pumpkin Papers" from the farm of Whittaker Chambers. December 6 – Richard Nixon displays microfilm from the "Pumpkin Papers" to the press. December 9 – The United Nations General Assembly adopts the Genocide Convention. December 10 – The United Nations General Assembly adopts the Universal Declaration of Human Rights. December 11–12 – Malayan Emergency: Batang Kali massacre: Scots Guards shoot 24 Chinese villagers in Malaya. December 15 – The United States Department of Justice indicts Alger Hiss, on two counts of perjury. December 17 – The Finnish Security Police is established to remove communist leadership from its predecessor, the State Police. December 19 – In the American National Football League, the Philadelphia Eagles defeat the Chicago Cardinals 7–0, to win the championship. December 20 Indonesian National Revolution: The Dutch military captures Yogyakarta, the temporary capital of the newly formed Republic of Indonesia. American economist and former State Department official Laurence Duggan falls to his death, from the 16th story window of his Manhattan office. December 23 – Seven Japanese military and political leaders, convicted of war crimes by the International Military Tribunal for the Far East, are executed by Allied occupation authorities, at Sugamo Prison in Tokyo, Japan. December 26 The last Soviet troops withdraw from North Korea. Cardinal József Mindszenty is arrested in Hungary, and accused of treason and conspiracy. December 28 – A Muslim Brotherhood member assassinates Egyptian Prime Minister Mahmud Fahmi Nokrashi. December 30 – The musical Kiss Me, Kate opens for the first of 1,077 performances in New York City. December 31 – Arab-Israeli War: Israeli troops drive Egyptians from the Negev. Date unknown The Fresh Kills Landfill, the world's largest, opens on Staten Island, New York. The Slovak city Gúta is renamed Kolárovo. The Vielha Tunnel is opened, giving access to the Val d'Aran