military aircrafts air force 558 aircraft construction 513 history 390 helicopters 91 airliners 50 military training 45 more ... fighter aircrafts 41 models 37 modeling 35 air transport 34 military operations 32 reconnaissance 30 aircraft engines 28 navy 24 aircrafts 21 combat activity of air forces 18 military transport 17 bezpilotní letadla 15 military technology 14 innovation 12 flight tests 12 military defence 12 tankers 11 air defence troops 11 flight control 11 bombers 10 supersonic aircrafts 10 radiolocation 9 turbo-prop engines 9 less ...