what is the capital of usa
The Capital City of United States (officially named United States of America) is the city of Washington, D.C. .The population of Washington, D.C. in the year 2007 was 588,292 (8,250,567 in the metropolitan area). United States is an English speaking federal republic between the Atlantic and the Pacific Oceans.he population of Washington, D.C. in the year 2007 was 588,292 (8,250,567 in the metropolitan area). United States is an English speaking federal republic between the Atlantic and the Pacific Oceans.