Since when has the rank of James Cassels been at its current level in the British Army?
James Cassels (British Army officer) Field Marshal Sir Archibald James Halkett Cassels, {'1': ", '2': ", '3': ", '4': "} (28 February 1907 – 13 December 1996) was a senior British Army officer who served as Chief of the General Staff, the professional head of the British Army, from 1965 to 1968. As a young man he was a first-class cricket player, initially playing in India for the Europeans against the Hindus in the Lahore Tournament and going on to play for a Punjab Governor's XI against Northern India team and for a Viceroy's XI against the Roshanara Club. He later played for the British Army cricket team against the RAF at The Oval and then played for the Egyptian national side against HM Martineau's XI in Alexandria.
General of the Armies The General of the Armies of the United States, or more commonly referred to as General of the Armies (abbreviated as GAS), is the highest possible rank in the United States Army. The rank is informally equated to that of a six-star general and is currently the highest possible operational rank of the United States Armed Forces.