A self-educated bookseller and artillery expert, Knox led artillery efforts that forced the British to evacuate Boston and later serving as a trusted officer under General Washington and the first U.S. Secretary of War.

At the Battle of Camden, British General Lord Cornwallis routed Gates’s army and captured nearly 1,000 men, including their supplies, baggage, and artillery. There was no organized retreat, and Gates rode near 170 miles north in three days to flee. It destroyed his reputation and his new southern army.

After the British victory at the Battle of Camden in August 1780, Major Patrick Ferguson was dispatched to the Southern Colonies. His task was to recruit members to fight for the Loyalist militia and protect Cornwallis’s left flank as he attempted to move through the Carolinas.

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.