Complex sentence: During the Tuscarora War the Cusabo joined the first South Carolina army, under John Barnwell, which fought the Tuscarora in North Carolina in 1711 and 1712.
Split into simpler sentences: During the Tuscarora War, the Cusabo joined the first South Carolina army, under John Barnwell. They fought against the Tuscarora in North Carolina in 1711 and 1712.