Constitution-based federal republic; strong democratic tradition
republic; authoritarian presidential rule, with little power outside the executive branch
Independence date
4 July 1776 (from Great Britain)
27 October 1991 (from Soviet Union)
Religions
Protestant 51.3%, Roman Catholic 23.9%, Mormon 1.7%, other Christian 1.6%, Jewish 1.7%, Buddhist 0.7%, Muslim 0.6%, other or unspecified 2.5%, unaffiliated 12.1%, none 4% (2007 est.)
Muslim 89%, Eastern Orthodox 9%, unknown 2%
Languages
English 82.1%, Spanish 10.7%, other Indo-European 3.8%, Asian and Pacific island 2.7%, other 0.7% (2000 census) note: Hawaiian is an official language in the state of Hawaii
Turkmen manat (TMM) per US dollar - 14,250 (as of 1 May 2008 est.)
Military Budget as percentage of GDP
4.060%
3.400%
Beijing Olympics Medal Count
110
0
Location
North America, bordering both the North Atlantic Ocean and the North Pacific Ocean, between Canada and Mexico
Central Asia, bordering the Caspian Sea, between Iran and Kazakhstan
Area
9,826,675 km sq
488,100 km sq
Coastline
19,924 km
0 km
Climate
mostly temperate, but tropical in Hawaii and Florida, arctic in Alaska, semiarid in the great plains west of the Mississippi River, and arid in the Great Basin of the southwest; low winter temperatures in the northwest are ameliorated occasionally in January and February by warm chinook winds from the eastern slopes of the Rocky Mountains