Subject
- Fortifications[remove]45
- Building construction5
- Defences4
- Diplomacy4
- Military intelligence4
- Bilateral relations3
- Fort Capitano (Muscat)3
- Labour3
- Military strategy3
- Personnel3
- Territorial disputes3
- Administration2
- Anglo-Persian War (1856-1857)2
- Building maintenance2
- Coal2
- Customs duty2
- Frontiers2
- Harbours2
- Military engineering2
- Military occupation2