Original sentence: Prevost decided to stage a diversion to distract Lincoln while Campbell was en route to Augusta, so he sent 200 men (mostly light infantry from the Florida Rangers militia) and a field piece under Major William Gardner to take control of Beaufort, South Carolina, just up the coast
Edited sentence: Prevost decided to stage a diversion to distract Lincoln while Campbell was en route to Augusta, so he sent 200 men (mostly light infantry from the Florida Rangers militia) and a field piece under Major Valentine Gardiner, 16th Regiment of Foot, to take control of Beaufort, South Carolina, just up the coast