... Alexander McKee was born about 1735 as the second son of Thomas McKee an Irish immigrant (probably Scots-Irish from northern Ireland), fur trader, Indian Agent, and interpreter for General Forbes at Fort Pitt. His mother, Mary, was a white captive from a North Carolina settler's family who had been adopted and assimilated into the Shawnee tribe. She died when he was young. He had an older half-brother, Thomas Alexander McKee (AKA Pelewiechen), who had immigrated with their father to the colonies from Ireland. The senior Thomas McKee married Margaret Tecumsapah Opessa, a daughter of Pride Opessa, who signed the original Treaty with Wm Penn on April 23, 1701, ...