[3] Prior to travelling to the United States, his family were members of the Quaker Meetinghouse in Moate, County Westmeath.
[4] Hadley travelled to North Caroline with his father c. 1759, firstly settling in Bladen County, with the family becoming early settlers of Cross Creek.
Hadley and his family were members of the Cane Creek Quaker community in the Piedmont region of North Carolina, however following his participation in the American Revolutionary War, he was excommunicated.
[5] Captain Hadley was killed in 1781 by a party of Tories under the command of Col. Hector McNeill at his home on Cape Fear River, on the night following the Battle of Cross Creek.
[6] His grandson Joshua Hadley became a settler in Texas, after becoming a recipient of a league of land in Anderson County.