European history 3 Cold wars and proxy conflicts 2 Diplomacy 2 Germany 2 History and Archaeology 2 International relations 2 Physics 2 The Cold War 2 United Kingdom, Great Britain 2 20th century history: c 1900 to c 2000 1 20th century, c 1900 to c 1999 1 Arms negotiation & control 1 Arms negotiation and control 1 Artworks 1 Central / national / federal government policies 1 Creative projects 1 Disarmament 1 Hospitality and service industries 1 Indigenous Hawaiian epistemology 1 International organisations & institutions 1 Later 20th century c 1950 to c 1999 1 Nuclear weapons testing 1 Oceania 1 Political activism 1 Political activism / Political engagement 1 Political science and theory 1 Political, socio-economic & strategic groupings 1 Political, socio-economic, cultural and strategic groupings 1 Postwar 20th century history, from c 1945 to c 2000 1 Public international law: international organizations and institutions 1