The 13th Amendment, which he signed while in office.
It was the 13th amendment
Abraham Lincoln was credited with freeing the slaves and stopping slavery of people.
Freeing the slaves
he accomplished freeing slaves
Freeing the slaves.
For freeing slaves
freeing slaves
President Lincoln favored saving the Union over freeing the slaves.
Abraham Lincoln
freeing slaves
He worked with Abraham Lincoln on the issue of freeing slaves during the Civil War.
He worked with Abraham Lincoln on the issue of freeing slaves during the Civil War.