Subject
- Imperialism[remove]16
- Diplomacy6
- Bilateral relations4
- Concessions, Oil, Iraq3
- Petroleum industry3
- First World War (1914-1918)2
- Frontiers2
- International law2
- Piracy2
- Slave trade2
- Arab nationalism1
- Concessions1
- Customs duty1
- Defence1
- General Treaty with the Arab Tribes of the Persian Gulf (1820)1
- Imperial rivalry1
- International relations1
- Kings and rulers--Succession1
- Law of the sea1
- Mediation1