skos:altLabel | - 25th Anti-Aircraft Division
- 4th Air (later, 4th Strategic Aerospace)
- 4th Air Division (Japan
- 4th Army Air Force
- 4th Aviation Bomber Division
- 4th Bombardment Wing
- 4th Bombardment Wing (later 4th Air Division)
- 4th Combat Bomb Wing
- 4th Combat Bombardment Wing
- 4th Fighter Wing
- 4th Flying Division
- 4th Strategic Aerospace Division
- 4th Strategic Missile Division
- 4th Air Division (formerly, 4 Combat Bombardment; 4 Bombardment Wing)
- Fourth Army Air Force
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