 Complete the following phrase:  In 1920 the Government asked local authorities to assist in the formation of a chain of airfields so the country would not lag behind other nations in the provision of civil air services. Doncaster took heed and, with expert advice from Alan Cobham, on 26 May 1934, opened its aviation centre. Development of the airfield continued and on 1 July 1936 an international service was opened to Amsterdam. On 1 November 1938, after long discussions with the Air Ministry, 616 South Yorkshire Squadron of the Royal Auxiliary Air Force was formed. Shortly after the outbreak of war in 1939 the squadron went to its battle station and played a part in the Battle of Britain. After the departure of 616 squadron its place was taken by the formation of 271 Transport Squadron composed mainly of requisitioned civilian aircraft and obsolescent twin engined bombers. 616 squadron was the first Allied jet fighter squadron, equipped with the Gloster Meteor, famed for using their wingtips to throw German V-1 flying bombs off course. In 1944, after being equipped with American-made Douglas DC-3 Dakotas, the squadron moved south to take part in 