Subject
Aeronautics, Military
47
Aeronautics, Military History
35
History
31
Aviation
16
Airplanes, Military
12
Appropriations and expenditures
12
Procurement
10
Aeronautics, Military Finance
9
Aeronautics, Military International cooperation
9
Aeronautics, Military Research History
9
Air pilots, Military
9
Jet fighter planes International cooperation
8
Operational readiness
8
Aeronautics, Military Safety measures
7
Jet planes, Military
7
Aeronautics, Military Research
6
Military research
6
United States Armed Forces Appropriations and expenditures
6
Aeronautics, Military Law and legislation
5
Air pilots, Military Training of
5
Airtankers (Military science)
4
Fighter planes
4
Generals
4
KC-46 (Tanker aircraft)
4
Tactical aviation
4
World War, 1914-1918 Aerial operations, American
4
Aeronautics, Military Forecasting
3
Aeronautics, Military Technological innovations
3
Air power
3
Air power History
3
F-35 (Military aircraft)
3
United States Armed Forces Operational readiness
3
Aeronautics, Military Research International cooperation
2
Aerospace industries
2
Air bases History
2
Air power Evaluation
2
Aircraft accidents Human factors
2
Airplanes Collision avoidance
2
Airplanes, Military Accidents Prevention
2
Airplanes, Military Design and construction
2
Airplanes, Military Maintenance and repair
2
Airtankers (Military science) Costs
2
Astronautics, Military
2
Bombers
2
Brooks Air Force Base (Tex.) History
2
Combat sustainability
2
Deserts Law and legislation
2
Environmental law
2
Geothermal leases
2
KC-10 (Tanker aircraft)
2
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