The U.S. Armed Forces has used the Social Security number as an identification number for the Army and Air Force since July 1, 1969, the Navy and Marine Corps since January 1, 1972, and the Coast Guard since October 1, 1974. Previously, the United States military used a much more complicated system of service numbers.
| Share | Cite. Cameroon (kÄmËÉrÅnË) [ key ], Fr. Cameroun, officially Republic of Cameroon, republic (2005 est. pop. 16,380,000), 183,568 sq mi (475,442 sq km), W central Africa.
Independence achieved 1 January 1960 for East Cameroon (former French colony). Formed the Federal Republic (1 October 1961) when Southern (west) Cameroon (former British colony) voted in a U.N. supervised election (11 February 1961) to be attached to the former French Cameroon.