Subject
- Hanover, House of1
- Industrial revolution1
- Intelligence service1
- Kennedy, John F. (John Fitzgerald), 1917-19631
- Khrushchev, Nikita Sergeevich, 1894-19711
- Korean War, 1950-19531
- Macmillan, Harold, 1894-19861
- Military intelligence1
- Military policy1
- Missionaries1
- Missions, British1
- National security1
- North Atlantic Treaty Organization1
- Nuclear disarmament1
- Nuclear energy1
- Qing Dynasty (China)1
- Race relations1
- Relations1
- Secret service1
- Security classification (Government documents)1