Subject
- Overseas mail[remove]11
- British2
- Consular services2
- Diplomatic service2
- Postal services2
- Administrative reform1
- Air mail1
- Communication routes1
- Diplomacy1
- Fortifications1
- French Revolutionary Wars (1792-1800)1
- International monetary systems1
- Napoleonic Wars (1800-1815)1
- Police1
- Postwar reconstruction1
- Railways1
- Shipping1
- Territorial disputes1
- Trade (practice)1