Why did the British hope to gain control of the fort on Sullivans Island?

The British aimed to gain control of Fort Sullivan on Sullivan's Island to secure a strategic position for their naval operations during the American Revolutionary War. Capturing the fort would enable them to control access to Charleston Harbor, a vital port for supplies and troop movements. Additionally, taking the fort would weaken American resistance and bolster British efforts to assert dominance in the Southern colonies. The fort's location and construction made it a key defensive point for both sides in the conflict.