[2] Towards the end of World War I, aged 19, Noel Tetley was commissioned into the Prince of Wales's Own West Yorkshire Regiment (Second lieutenant 19 May 1918).
On the reformation of the part-time Territorial Force after the Armistice, Noel Tetley joined the 7th (Leeds Rifles) Battalion, West Yorkshire Regiment.
[3] Noel Tetley steadily rose in the Leeds Rifles between the World Wars, becoming Commanding Officer of 7th Battalion with the rank of Lieutenant Colonel on 16 February 1938.
Soon afterwards the company based in Morley, West Yorkshire, split off to form 51st (Leeds Rifles) Battalion, Royal Tank Regiment.
These veterans of the Tunisia Campaign remained in North Africa for many months, training and conducting exercises, until they embarked for Italy and landed at Naples in April 1944.
[16] In late November the regiments of 25 Tank Brigade were withdrawn from the front line to rest and refit with specialist armoured vehicles.
[20] In 1948, with the rank of Honorary Brigadier, Noel Tetley was appointed as an Aide-de-Camp to King George VI and Queen Elizabeth II (1948–1958).