Know about Countries -The United States
2011-06-17
The United States Facts & Figures Map of United States President: Barack H. Obama (2009) Vice President: Joseph Biden (2009) Land area: 3,539,225 sq mi (9,166,601 sq km); total area: 3,718,691 sq mi (9,631,420 sq km) Population (2010 est.): 310,232,863 (growth rate: 0.9%); birth rate: 13.8/1000; infant mortality rate: 6.1/1000;Continue Reading