1790
Washington D.C. is the capital city of the United States.
Chicago is the third most populous city in the United States. It is not the capital city of a country. Washington D.C. is the capital city of the United States.
Washington D.C. is the capital city of the United States.
Washington, D.C. is closest to Annapolis, the capital of Maryland.
DC does not have a capital city, it IS a capital city. DC stands for District of Columbia. It is a city in the United States that is not located within the territory of any state. It is the capital of the United States.
Washington D.C. is the capital city of United States.
The capital city of the United States of America is Washington D.C.
Washington D.C. is the capital city of the United States.
Washington D.C. is the capital city of the United States.
It is not possible to provide a singular answer, as each country has its own capital city. For example, the capital city of the United States is Washington, D.C., while the capital city of Japan is Tokyo.
america
The United States qualifies as such. Its capital is Washington, DC.