If you are married, then you and your spouse can file separate tax returns. The married filing separately (MFS) filing status is generally perceived as the least beneficial of all the filing statuses.
In 1783 Congress decided to create a new capital apart from any state, and in 1787 the framers of the Constitution provided for a capital district. The U.S. capital was originally Philadelphia. Washington D.C. became the new capital on July 16, 1790.
Congress met in Washington for the first time in November 1800 (the man for whom the city was named had died in December of the previous year), and in February 1801 the District of Columbia, which at the time also included the cities of Alexandria and Georgetown, was placed under the control of Congress.