Subject
- Military operations[remove]30
- Rebellions5
- International relations3
- Slave trade3
- Armed forces2
- Customs administration2
- Customs duty2
- Financial administration2
- Foreign relations2
- Second World War (1939-1945)2
- Treaties2
- Aerial reconnaissance1
- American War of Independence (1775-1783)1
- Anglo-Iraqi War (1941)1
- Anglo-Soviet invasion of Iran (1941)1
- Bilateral relations1
- Convention of Commerce (1839)1
- Diplomacy1
- Geographical exploration1
- Imperial rivalry1