Benjamin Banneker is appointed by George Washington to the District of Columbia Commission, where he works on the survey of Washington, D.C.
Congress passes the first Fugitive Slave Act making it a crime to harbour an escaped slave or to interfere with his or her arrest.
Richard Allen founds the African Methodist Episcopal Church in Philadelphia.
Gabriel Prosser is captured and hung after his planned slave rebellion in Virginia was betrayed and thwarted.
Ohio passes "black laws" restricting the immigration and rights of African-Americans. Other western states follow suit.
Congress forbids the importation of slaves into the United States.