Capital Washington, DC Government Federal presidential constitutional republic Currency US dollar Area 9,826,675km² water: 664,709km² land: 9,161,966km² Population 319,309,000(2014 estimate) Language English is the most commonly spoken language Spanish, French, Hawaiian, Samoan, Chamorro, Carolinian ,Cherokee and many other indigenous languages are recognized at State and Territorial levels Religion Protestant 51.3%, Roman Catholic 23.9%, Mormon 1.7%,…