The Cookshire Troop of Cavalry, under command of Lieut. Taylor, was stationed at Frelighsburg, with pickets at Pigeon Hill and Abbott's Corners. The 52nd Battalion, under command of Lieut.-Col. P. Miller, was posted at Frelighsburg, with detachments stationed as pickets at Mansonville, Abercorn and Cook's Corners. The 60th Battalion, under Lieut.-Col. B. Chamberlin, had its headquarters at Pigeon Hill, with detachments at St. Armand and Philipsburg. On the Huntingdon frontier the troops were posted as follows: At Huntingdon--No. 1 Troop, Montreal Cavalry, in command of Capt. Muir, with videttes at Franklin and Hemmingford; the 50th Battalion, commanded by Lieut.-Col. McEachren; and the 51st Battalion, under command of Lieut.-Col. Rogers, with detachments at Franklin and Havelock. At Beauharnois--The Beauharnois Battalion, under Lieut.-Col. Rodin, with a detachment at Valleyfield, guarded the canals. While the above forces thoroughly covered the exposed points on the frontier, the following troops were held in reserve at Montreal, ready to go at a moment's notice to any point where their services might be urgently required: Montreal Garrison Artillery, two companies of Engineers, 1st Battalion (Prince of Wales Rifles). 3rd Battalion (Victoria Rifles), 5th Battalion (Royal Light Infantry). 6th Battalion (Hochelaga Light Infantry), First Provisional Battalion, Second Provisional Battalion, 65th Battalion (Mount Royal Rifles), 4th Battalion (Chasseurs Canadiens)--a total of all ranks of 1,940. At Quebec a force of 1,617 officers and men of the Sixth Military District were concentrated, ready for duty anywhere. On the 12th of April a further call was made for troops to guard the St. Clair River frontier, in Western Ontario, which was completed as follows: At Sarnia--The London Field Battery, with two field guns (manned and horsed by 35 gunners and drivers), and two companies of the 7th Battalion of London, under command of Lieut.-Col. Shanly. At Windsor--The Windsor and Leamington Companies of Infantry (each 55 strong), with Major Walker, of the 7th Battalion, in command. In addition to the above troops, companies of the Grand Trunk Railway Brigade were judiciously posted at certain vulnerable points along the line of that railway by its commander. Lieut.-Col. C. J. Brydges, so that in all a force of fully 6,000 men were stationed on duty where required within a very short period.