In the District of Columbia, it was EmancipationDay, which commemorates the signing by Abraham Lincoln ofthe Compensated Emancipation Act on April 16, 1862.
EmancipationDay marks the anniversary ofthe signing ofthe Compensated Emancipation Act by President Lincoln in 1862, which freed the slaves in the District of Columbia.
EmancipationDay was made an official public holiday in the District of Columbia back in 2005, and it was also responsible for pushing back the tax filing deadline from April 16 to April 17 in 2007.