Henry Gladwin Henry Gladwin Major-General Henry Gladwin (1729 or 1730 – 22 June 1791) was a British army officer in colonial America and the British commander at the Siege of Fort Detroit during Pontiac's Rebellion in 1763. He served in the disastrous campaign of Edward Braddock and in other actions in the French and Indian War but is best remembered for his defense of Detroit in Pontiac's Rebellion. Henry was born in 1729 or 1730 at Stubbing Court, near Wingerworth, Chesterfield, in Derbyshire. He was the eldest son of Henry Gladwin (1692–1763) by his second wife Mary daughter of John Digby Dakeyne
Siege of Fort Pitt McClure would write in his journal, "I was informed at Pittsburgh, that when the Delawares, Shawanese & others, laid siege suddenly and most traitorously to Fort Pitt, in 1764, in a time of peace, the people within, found means of conveying the small pox to them, which was far more destructive than the guns from the walls, or all the artillery of Colonel Boquet's army, which obliged them to abandon the enterprise." Siege of Fort Pitt The Siege of Fort Pitt took place during June and July 1763 in what is now the city of Pittsburgh, Pennsylvania, United States. The