Stono River Rebellion:

(1739) Led by Jemmy, a slave who was once in the Kongolese army, he and 20 others started a rebellion in Charleston, SC. At Stono River, the slaves took over a gun shop, killed the owners, and freed slaves as they marched to Fort Mose, FL, which would keep them safe from slavery. By the end of the rebellion, over 100 slaves had joined. Although the rebellion was ended, harsh repercussions including prohibiting slaves from testifying under oath and allowing the murder of a black person by a white only a misdemeanor.

Source: Johnson, Charles, Patricia Smith, and WGBH Research Team. Africans in America: America's Journey through Slavery. New York: Harvest Books, 1999. 94-96.