Pynciau a Argymhellir
- Foreign relations 20 canlyniadau
- History 5 canlyniadau
- Eastern question (Far East) 4 canlyniadau
- World War, 1939-1945 4 canlyniadau
- Diplomatic history 2 canlyniadau
- Campaigns 1 canlyniadau
- Civilization 1 canlyniadau
- Congresses 1 canlyniadau
- Description and travel 1 canlyniadau
- English influences 1 canlyniadau
- Foreign economic relations 1 canlyniadau
- Japanese 1 canlyniadau
- Japanese influences 1 canlyniadau
- Military intelligence 1 canlyniadau
- Politics and government 1 canlyniadau
- Relations 1 canlyniadau
- Secret service 1 canlyniadau
- World politics 1 canlyniadau