The famous military leader of the American Revolution known for his guerrilla tactics was Francis Marion, often referred to as the "Swamp Fox." Operating primarily in South Carolina, Marion utilized unconventional warfare, conducting surprise attacks and engaging in skirmishes against British forces. His tactics disrupted British supply lines and communication, contributing to the overall American resistance. Marion's effectiveness as a guerrilla leader inspired other patriots and highlighted the importance of flexible strategies in asymmetrical warfare during the revolution.