James Cassels (British Army officer)

Field Marshal Sir James Cassels
General Sir James Cassels, pictured here in 1968.
Nickname(s)	"Jim"
Born	(1907-02-28)28 February 1907 Quetta, Baluchistan, British India
Died	13 December 1996(1996-12-13) (aged 89) Newmarket, Suffolk, England
Allegiance	United Kingdom
Service/branch	British Army
Years of service	1926–1968
Rank	Field Marshal
Service number	36316
Unit	Seaforth Highlanders
Commands held	Chief of the General Staff (1965–68) British Army of the Rhine (1960–63) Northern Army Group (1960–63) Eastern Command (1959–60) I Corps (1953–54) 1st Commonwealth Division (1951–52) 6th Airborne Division (1946) 51st (Highland) Infantry Division (1945–46) 152nd Infantry Brigade (1944–45) 1st Battalion, Tyneside Scottish (1943)
Battles/wars	Second World War Palestine Emergency Korean War Malayan Emergency
Awards	Knight Grand Cross of the Order of the Bath Knight Commander of the Order of the British Empire Distinguished Service Order Mentioned in Despatches Legion of Merit (United States) Commander of the Order of the Defender of the Realm (Malaysia)[1]
Relations	Sir Robert Cassels (father)

Field Marshal Sir Archibald James Halkett Cassels, GCB, KBE, DSO (28 February 1907 – 13 December 1996) was a senior British Army officer who served as Chief of the General Staff (CGS), 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.

Cassels served in the Second World War as commander of the 152nd Infantry Brigade, commanding the brigade during Operation Goodwood, Operation Totalize and Operation Veritable, before becoming General Officer Commanding 51st (Highland) Division in the closing stages of the war. He later commanded the 1st Commonwealth Division in the Korean War and was General Officer Commanding of the 1 (British) Corps before becoming director of operations in Malaya during the Malayan Emergency.

Cassels went on to be commander, Northern Army Group, then General Officer Commanding Eastern Command and then Commander-in-Chief (C-in-C) of the British Army of the Rhine (BAOR). As Chief of the General Staff, he advised the British government on the implementation of the 1966 Defence White Paper.