-
The US Capitol was moved from Philadelphia to Washington D.C.
-
Jefferson became president of the United States
-
The United States paid France $15 million for the Louisiana Territory.
-
Louis and Clark begin their expedition to find a route to the Pacific Ocean.
-
Madison becomes the fourth president
-
The US declares War on Britain after the British interfere with American shipping.
-
Construction begins on the Baltimore and Ohio railroad.
-
Harriet Tubman escapes slavery and starts the Underground Railroad.