Subject
- Defence[remove]43
- Second World War (1939-1945)12
- Ammunition5
- Raids (Military science)5
- Military logistics4
- Frontiers3
- Military recruitment3
- Petroleum industry3
- Defence policy2
- Expenses2
- Guns2
- Military facilities2
- Military supplies2
- Oilfields2
- Petroleum refineries2
- Religious zealotry2
- Sabotage2
- Security measures2
- Territorial disputes2
- Air defence1