In 1779, after a stalemate in the north, Cornwallis went south as second in command to Sir Henry Clinton. Clinton captured Charleston in May 1780. Cornwallis pressed on to defeat General Horatio Gates at Camden, South Carolina, on August 16, 1780.

During the Battle of Camden in August, Rawdon commanded Charges Lord Cornwallis's left wing. After defeat at Cowpens, Cornwallis sought out northern territory, leaving Rawdon behind to defend both Georgia and South Carolina with a miniscule force.

Though his Quaker faith precluded him from taking up arms, Lushington made the decision to join the Patriot cause and fight against the British during the American Revolution. Largely an outsider, joining the army may have been a means for Lushington to gain further acceptance within Charleston's social elite.

A British Army officer who served in key conflicts including the French and Indian War and the American Revolution, Gate became Governor of Massachusetts and commander-in-chief of North America, overseeing events like the Battles of Lexington and Concord before being recalled to England in 1775.