Guam

Population: 
183286

Guam was ceded to the US by Spain in 1898. Captured by the Japanese in 1941, it was retaken by the US three years later. The military installation on the island is one of the most strategically important US bases in the Pacific.

Ethnicity: 
Chamorro 37.1%, Filipino 26.3%, other Pacific islander 11.3%, white 6.9%, other Asian 6.3%, other ethnic origin or race 2.3%, mixed 9.8% (2000 census)
Religion: 
Roman Catholic 85%, other 15% (1999 est.)

Country information from the CIA World Factbook.