Subject
- Petroleum industry[remove]95
- Second World War (1939-1945)40
- Concessions17
- Oil15
- Petroleum refineries11
- Petroleum products9
- Persian Gulf States (emergency) Order in Council (1939)8
- Exports7
- Military recruitment7
- Notarial instruments7
- Air raid precautions6
- Employees6
- National economy6
- Recruitment6
- Security of property5
- Equipment4
- National service4
- Oilfields4
- Colonial administration3
- Conscription3