He graduated in 1835 from the United States Military Academy at West Point, New York.
[2] She was raised in New York City from 1794 to 1801 by Vice President Aaron Burr as his ward, alongside his own daughter Theodosia.
Serving in South Carolina's 8th congressional district, he was the last individual to hold that seat, which was eliminated in 1843 as a result of the 1840 census.
He was connected to the fledgling South Carolina Railroad Company as an agent.
Sumter died on his plantation, "South Mount," near Stateburg, on July 2, 1874, and was interred in the private burial ground on his estate.