Subject
- Treaties19
- Concessions, Oil, Bahrain16
- Concessions15
- Customs administration13
- Pearl industry and trade13
- Mining12
- Territorial disputes12
- Boundaries11
- Ferric oxide11
- Armed forces10
- Concessions, Oil, Kuwait10
- Foreign relations10
- Kings and rulers--Succession9
- Petroleum products9
- Land ownership8
- Birth7
- Harbours7
- Smuggling7
- Education6
- Geographical exploration6