Subject
- First World War (1914-1918)31
- Mesopotamian Campaign (1914-1918)[remove]31
- International relations15
- Oilfields6
- International trade5
- Trade regulation4
- Prisoners of War3
- Seizure of vessels and cargoes2
- Wool trade2
- Date trade1
- Imperialism1
- Looting1
- Military administration1
- River navigation1
- Shipping1
- War propaganda1
- War seizures1