Warsaw Chopin Airport target for bombing by the German Luftwaffe. Later, once Warsaw was occupied by the German army, the airport became the base for two German aviation schools and a Junkers aircraft repair works. During this period, the airport also received its first concrete runway and taxiways; these were left undamaged until the very final days of the war, despite numerous attacks by both the Home Army and Soviet Armed Forces. However, with the German withdrawal from the city, both Okęcie's remaining buildings and ground infrastructure (including the runway) were intentionally destroyed in order to deny their use to the advancing Red
London City Airport Authority. London City Airport has a single long runway, and a CAA Public Use Aerodrome Licence (Number P728) that allows flights for the public transport of passengers or for flight training (but only for training necessary for the operation of aircraft at the airport). Only multi-engine, fixed-wing aircraft with special aircraft and aircrew certification to fly 5.5° approaches are allowed to conduct operations at London City Airport. The largest aircraft which can be used at the airport is the Airbus A220-100. London City served over 4.5 million passengers in 2017. It is the fifth-busiest airport in passengers and aircraft movements