 The Indian activities were of such a grave concern to settlers that Lochry had no problem enlisting and organizing a unit of 107 men by July 1781.The plan of attack was developed by General Clark.It's declared mission was to take an army into the heart of the Indian country, to burn their houses, devastate their country, destroy their warriors, and to so weaken them that they would thereafter be unable to disturb the settlers of Western Pennsylvania.