Final answer:
George Rogers Clark helped to stop attacks by American Indians on the western frontier.
Step-by-step explanation:
On the western frontier, George Rogers Clark helped to stop attacks by American Indians. He was a frontiersman who led a campaign during the American Revolutionary War to capture British forts along the Illinois and Wabash Rivers. By securing these forts, Clark was able to prevent further attacks by Native American tribes who were allied with the British.
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