16th/5th The Queen's Royal Lancers

The regiment was formed at Lucknow in India by the amalgamation of the 16th The Queen's Lancers and the 5th Royal Irish Lancers on 11 April 1922.[1] It moved to the United Kingdom in 1926 but returned to India in 1936 and was based there when the Second World War started.[2] The regiment returned to the United Kingdom in 1940, becoming part of 26th Armoured Brigade in the 6th Armoured Division.[2] As part of this formation, the regiment fought at the Battle of Kasserine Pass in February 1943 and the Siege of Tunis in May 1943, before landing in Naples in January 1944 and taking part in the Battle of Monte Cassino in May 1944.[2]

The regiment was posted to Flug Marine Barracks in Schleswig at the end of the war but moved to Lulworth Camp in late 1946.[3] Princess Elizabeth became Colonel-in-Chief of the regiment in 1947, and after her accession to the throne, the regiment was retitled the 16th/5th The Queen's Royal Lancers, in 1954.[4] The regiment was deployed to Egypt in March 1948 and to Libya in February 1950.[3] It re-roled as an anti-tank regiment with 33rd Armoured Brigade based Athlone Barracks in Sennelager in July 1953 before moving to Waithwith Camp at Catterick Garrison in February 1957.[3] It joined 12th Infantry Brigade and moved to Imphal Barracks in Osnabrück in April 1959.[3]

The regiment deployed squadrons to Aden and to Hong Kong in November 1963 and then re-roled as a tank regiment at Aliwal Barracks in Tidworth Camp in December 1964.[3] It joined 11th Infantry Brigade and moved to Lumsden Barracks at Bad Fallingbostel in January 1968.[3] It became resident battalion at Lisanelly Camp in Omagh in November 1971 at the height of the Troubles and then returned to Aliwal Barracks in Tidworth in May 1973.[3] From there it deployed squadrons to Cyprus and to Hong Kong.[3] It returned to West Germany in a recce role and took up residence at Northampton Barracks in Wolfenbüttel in October 1974.[3] From there it deployed units to Northern Ireland again.[3]

In November 1980 the regiment moved to Bovington Camp as RAC Centre Regiment and, in January 1983, it moved on to Assaye Barracks at Tidworth as recce regiment for 1st Infantry Brigade deploying units for peace keeping duties to Beirut in December 1983 and to Cyprus in January 1984 and January 1985.[3] It became recce regiment for 4th Armoured Division based at Harewood Barracks in Herford in November 1986 and deployed to the Persian Gulf in December 1990 for the Gulf War.[3] Its final role was as recce regiment for 19th Infantry Brigade based at Carver Barracks at Debden in July 1991.[3] From there it deployed units to Cyprus.[3]

In 1993, as part of the reduction in forces after the end of the Cold War, it amalgamated with the 17th/21st Lancers to form the Queen's Royal Lancers.[1]