Philadelphia
July 2, 1776-December 19, 1776
The United States was founded on July 2, 1776 in Philadelphia by the Second Continental Congress with the Lee Resolution. The Congress continued to meet here until concern over British invasion caused them to move to Maryland.
Baltimore
December 20, 1776 – March 4, 1777
Delegates met here at Henry Fire House until it was determined that it was safe enough to return to Philadelphia.
Philadelphia
March 5, 1777 – September 26, 1777
Congress met here again until the defeat at the Battle of Brandywine made it evident that British forces were going to take Philadelphia.
Lancaster
September 27, 1777 – September 29, 1777
While fleeing west to avoid attacks by British forces, Congress convened one day in Lancaster, Pennsylvania.
York
September 30, 1777 – July 1, 1778
Congress met here in York, Pennsylvania until it was determined that it was safe enough to return to Philadelphia. It was here that the Articles of Confederation were drafted.
Philadelphia
July 2, 1778 – June 1783
Philadelphia is again the Capital until the Pennsylvania Mutiny of 1783. The Articles of Confederation were ratified during this time.
Princeton
June 1783 – November 22, 1783
United States veterans of the Revolutionary War were still having trouble getting paid. Soldiers marched from Lancaster, Pennsylvania and joined with other soldiers in Philadelphia. Together, about 400 of them marched on the Capitol Building, blocked the doors, and demanded payment. Congress escaped to Princeton, New Jersey and convened in Nassau Hall of the College of New Jersey.
Annapolis
November 23, 1783 – June 3, 1784
This is where the Treaty of Paris was signed.
Trenton
June 4, 1784 – 1785
Trenton was favored to be the permanent Capital of the United States but there was controversy that it was located too far north.
New York City
1785 – 1790
It was during this time that the Constitution was ratified.
Philadelphia
1790 – 1800
The Residence Act moved the Capital from New York to Philadelphia for ten years while Washington, DC was being built.
Washington DC
1800 – present