American Civil War: The District of Columbia Compensated Emancipation Act, a bill ending slavery in the District of Columbia, becomes law.

An Act for the Release of certain Persons held to Service or Labor in the District of Columbia, 37th Cong., Sess. 2, ch. 54, 12 Stat. 376, known colloquially as the District of Columbia Compensated Emancipation Act or simply Compensated Emancipation Act, was a law that ended slavery in the District…