During 1775, America. The Grenadier and Light companies were on active service, collected with those from other regiments into battalions of Grenadiers and Light Infantry
During Oct 1775, Ireland, Belfast. Regiment arrived at Belfast, with Headquarters and two companies deployed to Killough, two companies to Downpatrick and the rest of the Regiment deployed to Carrickfergus.
During 1776, Canada, Saratoga. Fought campaign under General Burgoyne. Light Company distinguished at Trois Rivieres. Regiment captured with General Burgoyne. Casualties 18 officers, 15 Non Commissioned Officers , 83 other ranks killed or wounded. They acquired the nickname 'The Springers.' They remained prisoners for three years. Then returned to England
On 23 July 1777, America, Staten Island. Howe taking the 1st Brigade and leaving New York, decided to invade Pennsylvania. The cessation of fine winds enabled him to alter his destination to Chesapeake
On 10 Sept 1777, America, Brandywine Creek. Washington with approximately 12,000 men was established on the Delaware River, this meant Howe having to cross the creek at Chad's Ford, which took them to the next day the 11th
On 10 Sept 1777, America, Chad's Ford. The 49th took part at the attack at Chad's Ford, which resulted in the complete defeat of Washington's centre. The Light Company of the 49th particularly distinguished itself in a night attack at Brandywine Creek