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
Battle of Fort Oswego a threat to the nearby French-controlled Fort Frontenac. The battle was notable for demonstrating that traditional European siege tactics were viable in North America when applied properly in the right circumstances and terrain. Following the beginning of open conflict between French and British colonists in 1754 with the Battle of Jumonville Glen, the governments of Britain and France both sent regular army troops to North America to further contest the disputed territories of the Ohio Country and other border areas, including the frontier between the French province of Canada and the British province of New York, an area in present-day