55th (Westmorland) Regiment of Foot of Fort Niagara in July 1759. The regiment, as part of General Jeffery Amherst's army, participated in the Battle of Ticonderoga and the capture of Fort Crown Point later that month. In 1760 Colonel James Adolphus Oughton took command of the regiment and led it up the Saint Lawrence River: the regiment witnessed the Siege of Montreal in August 1760. William Gansell became the colonel of the regiment in 1762. In summer 1763, volunteers from the regiment were sent to reinforce the British post at Fort Detroit, which was under siege from neighbouring Native Americans led by Pontiac. The British
Siege of Fort Detroit stopped at Point Pelee on its way to Detroit. Unaware of the ongoing siege, Cuyler and his men made camp without taking extra security precautions. About 200 Indians attacked, killing or capturing 61 of the 96 men of Cuyler's expedition. Those who escaped made their way to Fort Sandusky, but found it destroyed, and so they returned to Fort Niagara. The Indians took their captives to Detroit, where they were tortured and mutilated. The bodies were then tossed into the river to float by Fort Detroit, which undermined morale in the fort. Late in July, 260 British reinforcements under the