Subject
- Imperialism[remove]17
- First World War (1914-1918)5
- Concessions4
- Sovereignty3
- War propaganda3
- Anti-imperialism2
- Arab nationalism2
- Indo-European Telegraph Line2
- International relations2
- Petroleum industry2
- Postal services2
- Surveys2
- Telegraphy2
- Alliances1
- Armed forces1
- Bilateral relations1
- Colonial policy1
- Concessions, Oil, Iraq1
- Concessions, red oxide, Abu Musa1
- Customs duty1