Timor declares its independence from Portugal as East Timor. South African Navy frigates evacuate 26 SADF members from behind enemy lines at Ambrizete, north of Luanda in Angola. November 29 The name "Micro-soft" (for microcomputer software) is used by Bill Gates in a letter to Paul Allen for the first time (Microsoft becomes a registered trademark on November 26, 1976). While disabled, the submarine tender discharges radioactive coolant water into Apra Harbor, Guam. A Geiger counter at two of the harbor's public beaches shows 100 millirems/hour, 50 times the allowable dose. 1975 New Zealand general election: The New Zealand National Party led by Robert Muldoon defeats the incumbent New Zealand Labour Party led by Prime Minister Bill Rowling. December December 2 – In Laos, the communist party of the Pathet Lao takes over Vientiane and defeats the Kingdom of Laos, forcing King Sisavang Vatthana to abdicate and creating the Lao People's Democratic Republic. This ends the Laotian Civil War, with mass evacuation of American troops and Laotian civilians, but effectively begins the ongoing Insurgency in Laos with the Pathet Lao fighting the Hmong people, Royalist-in-exile and the Right-wings. December 3 – Wreck of (sunk by mine 1916) is found in the Kea Channel by Jacques Cousteau. December 7 – Indonesian invasion of East Timor: Indonesia invades East Timor; the occupation continues until 1999, when U.N. peacekeepers take over control until 2002. December 13 1975 Australian federal election: The Liberal/National Country Coalition led by Malcolm Fraser defeats the recently dismissed Labor Government led by Gough Whitlam. The Fraser Government achieves what is so far the largest parliamentary majority in federal Australian political history. Whitlam would subsequently survive a leadership challenge against him. United Nations Convention on the Reduction of Statelessness (1961) comes into effect. December 18 – The Algerian president Houari Boumediene orders the expulsion of all Moroccans from Algeria. December 21 – Six people, including Carlos the Jackal, kidnap delegates of an OPEC conference in Vienna. December 29 – A bomb explosion at LaGuardia Airport in New York City kills 11 people. Date unknown The Spanish Army quits Spanish Sahara (modern-day Western Sahara), last remnant of the Spanish Empire. The Sahrawi Republic (RASD) is created. Morocco invades the former territory. The government of Colombia announces the finding of Ciudad Perdida. Benoit Mandelbrot coins the mathematical term fractal. Victoria (Australia) abolishes capital punishment. South Australia becomes the first Australian state to