Caulfeild was born to an English family in Ireland . He was the younger son of William Caulfeild , 2nd Viscount Charlemont and the daughter of the Archbishop of Armagh . He entered the military , serving in Spain during the early years of the War of the Spanish Succession . In 1710 , his regiment was sent to North America , where he took part in Francis Nicholson 's successful expedition against Port-Royal , the capital of French Acadia . The next year he served in Admiral Hovenden Walker 's disastrous expedition to Quebec . He impressed General John Hill , the commander of the expedition 's land forces , and was appointed by Hill to command the garrison at Annapolis Royal ( as Port-Royal had been renamed ) and serve as deputy to Governor Samuel Vetch
expedition to Quebec
Quebec Expedition
Thomas Caulfeild