No. Washington DC was founded as a federal district from land ceded by the State of Maryland and the Commonwealth of Virginia (although the Virginia land was eventually retroceded back to the Commonwealth).
Yes, he was born a slave.
no
He had hundreds.
The presence of slave markets in Washington DC were controversial because it was a political city. In fact, slave markets were controversial in most cities.
well he was a slave owner for the early years of his life
Washington was not a state until 1889.
William was the slave that Washington freed in his will and left an annuity to.
unknown.
he was a slave
George Washington owners are Susan and her husband.
((Washington, D.C.))
George Washington.