"His Majesty's Canadian Dragoons," Captain Thomas Coleman commanding, and a provincial field-artillery corps, Captain John S. Sinclair commanding, went through the very thick of the fighting in the upper province. The cavalry corps not only served on the long, exposed lines of communication between Montreal and the Niagara frontier, but participated in some of the hardest fighting, including Procter's movements, the affairs at Forty-Mile Creek, Beaver Dams, St. Davids, the Cross Roads, Sandwich, etc.
The Glengarry Regiment was one of the most famous fencible corps raised in Upper Canada. A large pro-portion of the officers and men of the 2nd Battalion of the disbanded Royal Canadian Volunteer Regiment had been recruited from the Glengarry district, and early in 1812, when war with the United States appeared imminent, Sir George Prevost selected an officer of the 8th, or King's, Regiment, Captain George Macdonell, to recruit a small fencible battalion in Glengarry, which he would command with the rank of major. In case a larger body than a major's command could be collected, a lieutenant-colonel commandant was to be appointed. Captain Macdonell at once set to work, and, raising a complete battalion, was promoted to the rank of lieutenant-colonel. Sir George filled up the commissioned ranks of the new Glengarry corps with as many officers as he could from the line, with permanent rank, and availed himself of the services of a number of former army officers living in Canada.
During the session of the Upper Canada Legislature in the spring of 1812, provision wa made, at General Brock's request, for the training of two companies, known as flank companies, of each militia battalion in the province. These were composed of specially drilled men, organized, as Brock said, to meet future exigencies, and to demonstrate, by practical experience, the degree of facility with which the militia might be trained to service. These flank companies were really regarded as the active part or first line of the militia; the bulk of each regiment, formed