Vašington, D.C. is the capital of the United States, located on the east coast between Maryland and Virginia. It was established in 1790 and serves as the political center of the country, housing important government buildings like the White House, the Capitol, and the Supreme Court. The city is also known for its rich history and cultural institutions, including the Smithsonian Museums and the National Mall. With a diverse population, Vašington, D.C. plays a significant role in American politics and is a popular destination for tourists interested in history and government.