No. 202 Squadron of the Royal Air Force is the maritime and mountains training element of the No.1 Flying Training School, operating the Airbus Helicopters H145 Jupiter. It previously operated the Sea King HAR3 in the search and rescue role at three stations in the northern half of the United Kingdom. It was originally formed as one of the first aeroplane squadrons of the Royal Naval Air Service (RNAS) before it became part of the RAF. History Formation and the First World War No. 202 Squadron was formed along with the entire RAF on 1 April 1918 by renumbering No. 2 Squadron of the Royal Naval Air Service (RNAS). It was originally formed as one of the first aeroplane squadrons of the RNAS on 17 October 1914. It served on the Western Front during the First World War, carrying out reconnaissance and bombing missions from bases in Belgium and France before being disbanded on 22 January 1920. The interbellum The squadron was reformed for a brief period between 9 April 1920 and 16 May 1921 as a fleet co-operation unit. In 1929, it was reformed when No. 481 Flight, operating the Fairey III floatplane in Malta was re-numbered as No. 202 Squadron, continuing to fly patrols over the Mediterranean Sea throughout the 1930s, being re-equipped with Supermarine Scapa flying boats in 1935. Second World War During the Second World War, the squadron flew anti-submarine patrols from RAF Gibraltar with Saro London, Consolidated Catalina and Short Sunderland flying boats and Fairey Swordfish torpedo bombers until 1944, when it moved with its Catalinas to RAF Castle Archdale, Northern Ireland, disbanding there on 12 June 1945. Post-war Weather Reconnaissance No. 202 Squadron was reformed by the re-numbering of No. 518 Squadron as a weather reconnaissance squadron at RAF Aldergrove near Belfast on 1 October 1946, flying converted Handley Page Halifax GR.6 & A.9 bombers on long-range meteorological flights over the North Atlantic (codenamed "Bismuth"). It re-equipped with the more modern Handley Page Hastings Met.1 from November 1950, continuing in this role until disbanding on 31 July 1964. Search and Rescue Reformed on 1 September 1964 by the renumbering of No. 228 Squadron at RAF Leconfield in Yorkshire, the squadron began operating in a new helicopter search and rescue role using the Westland Whirlwind HAR.10, with flights based at RAF Acklington and RAF Ouston in Northumberland, RAF Coltishall in Norfolk and RAF Leuchars in