Subject
- Diplomacy7
- Geographical exploration6
- International relations6
- Anglo-Persian War (1856-1857)5
- Astronomy--Early works to 18004
- Claims4
- Colonial administration4
- Concessions4
- Slave trade4
- Boundaries3
- Debt recovery3
- Geometry--Early works to 18003
- Military intelligence3
- Military operations3
- Military pensions3
- Passports3
- Petitions3
- Reports3
- Sovereignty3
- Trade (practice)3