Abraham Lincoln signed the Emancipation Proclamation on January 1, 1863.
The correct option is "served bravely during the Revolutionary War".
Austin Dabney, a slave
born in North Carolina. He earned the title of ‘Hero” for himself by showcasing
a series of brave acts against the Great Britain, also fought the Revolutionary
War with great courage and bravery.
As an appreciation for
his bravery and services he was granted land after the War, making him the only
African American in this category.
B.Roger Williams is the answer