Subject
- Mesopotamian Campaign (1914-1918)46
- Trade (practice)46
- Administration44
- Arms traffic43
- Boundary disputes43
- Cars43
- Military operations43
- Military occupation42
- Sovereignty39
- Armed forces38
- Rebellions38
- Military affairs37
- Recruitment37
- Wireless telegraphy37
- Foreign policy36
- Oil36
- State visits36
- Imperialism35
- Embassies and consulates34
- Employment34