The full text of Mississippi's Black Code (1865) is available here.

The Emancipation Proclamation (1863), original and transcript, can be checked out here.

The "Laws in Relation to Freedmen" from U.S. Sen. 39th Congress is made available by the Library of Congress.

Wilberforce University was established near Xenia, Ohio, in 1856, by a group of Ohioans that included four Black men. The school was named after the famous British abolitionist, William Wilberforce. When the school failed to meet its financial obligations, leaders of the African Methodist Episcopal Church purchased it in 1863.

Captain Charles B. Wilder explains how fugitive slaves, once escaped to Union lines, liberated fellow slaves and spread the word of freedom deep in Confederate territory.

Shortly after a new state constitution abolished slavery in Maryland in 1864, a Unionist observer described the efforts of local citizens to nullify the former slaves' freedom.

In 1863, Black men who'd been forcibly impressed to perform military labor for the Union Army addressed an indignant petition to General Benjamin F. Butler.

General William Tecumseh Sherman's Special Field Order 15 of 1865 can be accessed here.

Here are the 1868 arguments raised for the impeachment of President Andrew Johnson.

At the end of the war, Black soldiers stationed near Petersburg, Virginia, wrote to the commissioner of the Freedmen's Bureau to protest the suffering of their wives, children, and parents at a settlement on Roanoke Island, North Carolina.