Subject
- Resources exploration[remove]14
- Concessions, Oil, Iraq3
- Military occupation3
- Agricultural development2
- Concessions, Oil, Iran2
- Concessions, Oil, Trucial Coast2
- Currencies2
- Minerals2
- Pearl industry and trade2
- Petroleum industry2
- Second World War (1939-1945)2
- Bilateral relations1
- Bitumen1
- Concessions, Oil, Muscat1
- Concessions, Oil, Qatar1
- Dynasties1
- Food shortages1
- Frontiers1
- Geological surveying1
- Iraqi Revolt (1920)1