 The air base, which saw the mass production of the cargo glider Messerschmitt Me 321 and the first strategic transport aircraft Messerschmitt Me 323, was built the same year.The first flight of the prototype of the Messerschmitt Me 262 "Schwalbe" (Swallow), the world's first operational turbojet fighter aircraft took place in Leipheim on July 18, 1942.From 1944, the aircraft was mass-produced (around 800 units).