Question: When did the military branch Charles Burnett served in start using the SA80?

full_context: Document 1: FN F2000: The FN F2000 is a 5.56×45mm NATO bullpup assault rifle, designed by FN Herstal in Belgium. The F2000 made its debut in March 2001 at the IDEX defence exhibition held in Abu Dhabi, in the United Arab Emirates. As of early 2019, the F2000 is removed from the FN international and US websites.
Document 2: Ak 5: The first versions of the Ak 5 family were made by the Swedish company FFV Ordnance AB (now part of Saab Bofors Dynamics) under license from FN, with deliveries starting in 1986. This version of the Ak 5 is still in the inventory of the Swedish Armed Forces, but is no longer issued to soldiers, having been replaced by the Ak 5C and Ak 5D. This version uses fixed iron sights, and the Swedish Armed Forces have estimated that the maximum practical distance is 400 meters, but it can be used at longer ranges. This brings it in line with the M16, using the Swedish Armed Forces definition of maximum practical distance.
Document 3: Charles Young (United States Army): Charles Young (March 12, 1864 -- January 8, 1922) was the third African - American graduate of West Point, the first black U.S. national park superintendent, first black military attaché, first black man to achieve the rank of colonel, and highest - ranking black officer in the Regular Army until his death in 1922.
Document 4: Charles Edward Callwell: Major-General Sir Charles Edward Callwell (2 April 1859 – May 1928), was an Anglo-Irish officer of the British Army, who served in the artillery, as an intelligence officer, and as a staff officer and commander during the Second Boer War, and as Director of Operations & Intelligence during World War I. He was also a noted writer of military biography, history, and theory.
Document 5: SAR 21: The SAR 21 ("Singapore Assault Rifle - 21st Century") is a bullpup assault rifle designed and manufactured in Singapore. First revealed and subsequently adopted by the Singapore Armed Forces (SAF) in 1999, it was designed and developed over a four-year period and was intended to replace the locally license-built M16S1 by the Ministry of Defence (MINDEF), Singapore Army and the Chartered Industries of Singapore (CIS, now ST Kinetics). Many of its design features are directly intended to counter the weaknesses of the M16S1 as encountered operationally by some infantrymen.
Document 6: SA80: The SA80 is a British family of 5.56 × 45mm NATO small arms, all of which are selective fire, gas - operated assault rifle s. The L85 rifle variant of the SA80 family has been the standard issue service rifle of the British Armed Forces since 1987, replacing the L1A1 variant of the FN FAL. The first prototypes were created in 1976, with production ending in 1994. The A1 variant was significantly upgraded in the early 2000s by Heckler & Koch as the SA80A2 and remains in service as of 2017. In mid-2016 a prototype A3 variant was showcased which further improved on the weapon and is reportedly being considered to extend the out of service date beyond 2025.
Document 7: Gerald Cuthbert: Major-General Gerald James Cuthbert (12 September 1861 – 1 February 1931) was a British Army officer who commanded a battalion in the Boer War and a division in the First World War. Cuthbert joined the Scots Guards in 1882 and served in Egypt and the Sudan during the late 19th century. During the Boer War he served with his regiment, rising to command a battalion and after the war he was given command of a brigade in the Territorial Force and then in the British Expeditionary Force of 1914. He served on the Western Front from 1914 to 1917, rising to command 39th Division, then returned to home service before retiring in 1919.
Document 8: Charles Griffin: Charles Griffin (December 18, 1825 – September 15, 1867) was a career officer in the United States Army and a Union general in the American Civil War. He rose to command a corps in the Army of the Potomac and fought in many of the key campaigns in the Eastern Theater.
Document 9: Charles Huntziger: Charles Huntziger (; 25 June 1880 – 11 November 1941) was a French Army general during World War I and World War II.
Document 10: ArmaLite AR-15: The ArmaLite AR - 15 was a select - fire, air - cooled, gas - operated, magazine - fed assault rifle manufactured in the United States between 1959 and 1964. Designed by American gun manufacturer ArmaLite in 1956, it was based on its AR - 10 rifle. The ArmaLite AR - 15 was designed to be a lightweight assault rifle and to fire a new high - velocity, lightweight, small - caliber cartridge to allow the infantrymen to carry more ammunition.
Document 11: Charles Burnett (British Army officer): General Sir Charles John Burnett (30 October 1843 – 10 November 1915) was a British Army officer at the end of the nineteenth century and during the early years of the twentieth century.
Document 12: Charles Henry Adair: Admiral Charles Henry Adair (2 July 1851 – 9 March 1920) was a Royal Navy officer in mid-late 19th century and the early 20th century. He retired just prior to the outbreak of World War I.
Document 13: Charles Foulkes (British Army officer): Major-General Charles Howard Foulkes CB CMG DSO (1 February 1875 – 6 May 1969) was a Royal Engineers officer in the British Army and also a British international field hockey player who competed in the 1908 Summer Olympics in the bronze medal-winning team. He saw service in World War I and, following the first German use of gas on 22 April 1915 at the Second Battle of Ypres, became Britain's chief advisor on gas warfare. He also advised on the use of gas to suppress the uprisings in Afghanistan (1919) and Waziristan (1920), but gas was never actually deployed in these conflicts.
Document 14: SA80: After receiving feedback from users and incorporating the various design changes requested, including adapting the rifle for use with the heavier Belgian SS109 version of the 5.56×45mm round and improving reliability, the weapon system was accepted into service with the British Armed Forces in 1985 as the SA80. The SA80 family originally consisted of the L85A1 Rifle, the L86A1 Light Support Weapon (LSW), and L98A1 Cadet GP Rifle. The first weapons were issued in October 1985.
Document 15: ArmaLite AR-10: The final Artillerie Inrichtingen design is known as the "Portuguese" model AR-10. This final version incorporated all that had been learned to date about the AR-10, including infantry service rifle and field test reports. In addition to a heavier barrel with chrome-lined chamber, optional bipod, and the removable plastic/metal handguards of the Transitional model, the Portuguese variant had wider bolt lugs, a stronger extractor, a new simplified three-position gas regulator, and a cocking handle featuring a forward bolt assist. It is believed that approximately 4,000-5,000 Portuguese variants were produced; nearly all of them were sold to the Portuguese National Defense Ministry by the Brussels-based arms dealer SIDEM International in 1960. The AR-10 was officially adopted by the Portuguese paratrooper battalions ("Caçadores páraquedistas"), and the rifle saw considerable combat service in Portugal's counter-insurgency campaigns in Angola and Mozambique.
ground_truth: 1987
sub_queries: Charles Burnett >> military branch Answer: British Army
when did British Army start using the sa80 Answer: 1987