1900s Canadian Postcard Halifax From Citadel Nova Scotia Historical Site VintageBeautiful image on a rare postcard of the fortifications constructed on Citadel Hill which has been there since 1749. variously referred to as Fort George, only the third fort (built between 1794 and 1800) was officially named Fort George, by General Orders of October 20, 1798, after Prince Edward's father, King George III. The first two and the fourth and current fort, were called the Halifax Citadel. The Citadel is the fortified summit of Citadel