Subject
- Telegraphs[remove]10
- Diplomacy5
- Telegraph lines5
- Foreign affairs2
- Telegraph poles2
- Abyssinian Expedition (1867-1868)1
- Bilateral agreements1
- Coaling-stations1
- Colonial administration1
- Communication methods1
- Expenditure1
- Famines1
- Frontiers1
- Indo-European Telegraph Line1
- Internal politics1
- International relations1
- Land1
- Military affairs1
- Slave trade1
- Spheres of influence1