Commander-in-Chief, North America
The office of Commander-in-Chief, North America was a military position of the British Army. Established in 1755 in the early years of the Seven Years' War, holders of the post were generally responsible for land-based military personnel and activities in and around those parts of North America that Great Britain either controlled or contested.
Source: Wikipedia — Commander-in-Chief, North America (CC BY-SA 4.0)