Major-General Charles Monro, with Colonel Neill Malcolm, inspecting troops of the 2nd Division on the march on the Western Front at some point in 1914.
I Corps was an army corps in existence as an active formation in the British Army for most of the 80 years from its creation in the First World War until the end of the Cold War, longer than any other corps. It had a short-lived precursor during the Waterloo Campaign. It served as the operational component of the British Army of the Rhine during the Cold War, and was tasked with defending West Germany.
General Sir John Dill, General Officer Commanding I Corps, inspecting soldiers digging trenches at Flines, France. Stood three away from is his Brigadier General Staff (BGS), Brigadier Arthur Percival.