Black Freedom Struggle in the United States:

Abraham Lincoln.

First and Second Inaugural Addresses; Message, July 5, 1861; Proclamation, Jan 1, 1863; and Gettysburg Address, Nov 19, 1863, 1861-1863

Great Annual Jubilee–August 1, 1843

Newspaper article by Solomon Alexander on the celebration of the anniversary of British emancipation by the New England Freedom Association., 1843