Subject
- Diplomacy56
- Military operations53
- Reports24
- Colonial administration20
- Foreign policy17
- Railways14
- Military intelligence13
- Nepalese-Tibetan War (1855-1856)13
- Anglo-Persian War (1856-1857)12
- International relations12
- Memoirs10
- Telegraph lines9
- Trade routes9
- Diaries8
- Peace treaties8
- Colonial policy7
- Geography7
- Propaganda7
- Security7
- Trade (practice)7