 The Lochry family became prominent in Pennsylvania and Archibald Lochry was one of the strongest men in Westmoreland County.He also successfully acquired large tracts of land, which he used to support his fellow settlers.The colonists on the Pennsylvania frontier had been vulnerable to attack by Shawnee, Delaware, and Sandusky Indians, necessitating a blockhouse as an armory and safe haven between the forts at Hanna's Town and Ligonier.