On 19 Nov 1812, Canada, Erie, Queenstown. Americans gave notice of termination of the armistice. Two days later there was a report of projected attack by Americans on Fort Erie.
On 23 November 70 men of the 49th took part in a successful attack on an American Post on the Salmon River about 7 miles above its junction with the St Lawrence
On 28 Nov 1812, Canada, Fort Erie. The attack on Fort Erie materialised involving approximately 200 men of the 49th. Lieutenant Lamont and a detachment of 37 men of the 49th after driving off a superior force of Americans were out-flanked and taken by surprise as they thought the U.S troops were British reinforcements
On 21 Dec 1812, Canada, Fort Erie. The 49th was deployed to Fort Erie, Kingston and Fort George, but remained commanded by Lieutenant Colonel Plenderleath
During 1813, Spain. 2/66th. (From the winter of 1812 to the spring of 1813)
After numerous and various retreating movements by the whole force, they wintered in cantonments on the Upper Agueda.
Byng's Brigade wintered in Coria & Ceclavin
On 27 May 1813, Canada, Fort George. The Americans attacked British positions at and about Fort George where approximately 253 men of the 49th stationed. A detachment of the 49th left to hold Fort while General Vincent led a counter attack. The American odds against them were too great and the whole line, including the rest of the 49th, returned to Beaver Dams, approximately 16 miles west of Queenstown
On 29 May 1813, Canada, Fort George. By some mistake the detachment of 49th at Fort George failed to get the order to spike the guns, destroy the ammunition and retire to Beaver Dams. The result was they all became prisoners
On 5 June 1813, Canada, Stoney Creek. Lieutenant Crowther with a piquet of the 49th was in action with the American advance Guard and sent warning of the arrival at Stoney Creek
On 5 June 1813, Canada, Stoney Creek. Lieutenant Crowther's information resulted in Colonel Harvey taking troops, including approximately 424 of the 49th to reconnoitre. His findings led to him proposing a night attack
On 6 June 1813, Canada, Stoney Creek. Harvey with a force, including the whole of the 49th (430 men) approached the enemy positions.
The American were completely surprised but rallied and opened tremendous fire. Lieutenant Colonel Plenderleath with 20 men of the 49th charged and silenced the guns. Sergeant Fraser of the Regiment was responsible for the surrender of the American General and his Second-in-Command. Fraser was given a commission for his services. As a result of this encounter the Americans retreated to Forty Mile Creek fairly near Fort George
On 8 June 1813, Canada. During the retreat one of the American camps was occupied by Major Dennis with the Grenadier Company of the 49th. Except for Fort George, the Americans now held no posts on the Canadian side of Niagara
On 13 June 1813, Canada, Forty Mile Creek. Vincent moved forward with about 1700 men to Forty Mile Creek. The 49th at this time was approximately 610 strong, including officers and men. Vincent had deployed several outposts including one of the 49th under Lieutenant FitzGibbon posted slightly west of Beaver Dams and approximately 18 miles from Fort George via Queenstown
On 20 June 1813, Spain, Vittoria. 2/66th. Allied army arranging columns for attack, which led to the great victory at Vittoria. After the battle Hill's Division were ordered to Pampeluna
On 24 June 1813, Canada. The American's decided to attack these outposts, sending a detachment to Queenstown to ensure the remaining inhabitants did not want the British. However, a Mrs Laura Secord managed to make the difficult and dangerous passage and deliver a warning. FitzGibbon had only 46 men of the 49th, plus 250 Indians under Lieutenant Kerr who were used to ambush the Americans. When the depleted Americans reached open ground FitzGibbon bluffed the force of approximately 550 men into surrender. For this magnificent service FitzGibbon was promoted to a Captaincy in the Glengarry Fencibles. Later in 1837 he became the Adjutant General of Canada and in 1851 became a Military Knight of Windsor