Subject
- Imperialism[remove]16
- First World War (1914-1918)4
- Anti-imperialism3
- Concessions3
- Petroleum industry3
- War propaganda3
- Arab nationalism2
- Armed forces2
- Concessions, Oil, Iraq2
- Diplomacy2
- Indo-European Telegraph Line2
- Mergers2
- Postal services2
- Surveys2
- Telegraphy2
- Alliances1
- Bilateral relations1
- Birth1
- Cavalry1
- Colonial armies1