Subject
- Diplomacy2
- Agriculture1
- Conscription1
- History1
- Imperialism1
- International relations1
- Military intelligence1
- Napoleonic Wars (1800-1815)1
- Nationality1
- Naval operations1
- Perpetual truce of Peace and Friendship (1861)1
- Population1
- Postage stamps1
- Railway construction1
- Religion1
- Slave trade1
- Sovereignty1
- Trade (practice)1
- Treaties1
- Treaty of Maritime Peace in Perpetuity (1853)1