| Baltic States and Finland | Richter, Klaus | Estonia, Finland, Latvia, Lithuania | Home Front, Post-war, Power, Pre-war, Violence |
| Bereavement and Mourning (Russian Empire) | Malysheva, Svetlana | Russian Empire | Home Front |
| Centenary (Armenia) | Adjemian, Boris | Armenia | Post-war |
| Centenary (Belarus) | Zamoiski, Andrei | Belarus | Post-war |
| Civil-Military Relations during World War I (Russian Empire) | Porshneva, Olga | Russian Empire | Power, Violence |
| Commemoration, Cult of the Fallen (East Central Europe) | Jalonen, Jussi, Richter, Klaus and Szlanta, Piotr | Estonia, Finland, Latvia, Lithuania, Poland | Post-war |
| Commemoration, Cult of the Fallen (New Zealand) | Harris, Margaret | New Zealand | Post-war |
| Commemoration, Cult of the Fallen (Russian Empire) | Cohen, Aaron | Russian Empire | Post-war |
| Commemoration (Switzerland) | Kuhn, Konrad and Ziegler, Béatrice | Switzerland | Post-war |
| Controversy: Total War | Segesser, Daniel Marc | Australia, France, Germany, Great Britain, Ireland, Italy, Japan, USA | Power |
| Crumbling of Empires and Emerging States: Czechoslovakia and Yugoslavia as (Multi)national Countries | Boeckh, Katrin | Czechoslovakia, Yugoslavia | Power |
| Demobilization | Barry, Gearóid | Austria-Hungary, France, Germany, Great Britain, India, Ireland, Italy, Northern Africa, Poland, Russian Empire, USA | Post-war |
| Domestic Politics and Neutrality (Sweden) | Hedén, Anne | Sweden | Power |
| Eastern Front | Dowling, Timothy C. | Russian Empire | Violence |
| Easter Rising (Great Britain and Ireland) | McGarry, Fearghal | Great Britain, Ireland | Power |
| Ethnic Minorities at War (USA) | Laskin, David | USA | Violence |
| Extra-European Theatres of War | Moyd, Michelle | Australia, China, East and Central Africa, Egypt, France, India, Indochina, Iraq, Japan, Micronesia, New Zealand, Northern Africa, Ottoman Empire, Southern Africa, Syria, West Africa | Violence |
| Fascism and the Radical Right | Corni, Gustavo | Germany, Italy | Post-war |
| Film/Cinema | Smither, Roger | Belgium, France, Germany, Great Britain, Italy, Russian Empire, USA | Media |
| Film/Cinema (Italy) | Faccioli, Alessandro | Italy | Media |
| Film/Cinema (South East Europe) | Vučetić, Radina | Albania, Bulgaria, Greece, Romania, Serbia, Yugoslavia | Media |
| Food and Nutrition (Russian Empire) | Golubinov, Iaroslav | Russian Empire | Home Front |
| Forced Labour | Thiel, Jens and Westerhoff, Christian | Austria-Hungary, Belgium, France, Germany, Poland, Russian Empire | Violence |
| Foreign Policy (Sweden) | Åselius, Gunnar | Sweden | Power |
| Governments, Parliaments and Parties; Political Movements and Protostate Formation (East Central Europe) | Richter, Klaus and Szlanta, Piotr | Estonia, Latvia, Lithuania, Poland | Power |
| Greece | Hassiotis, Loukianos | Greece | Media, Power, Pre-war, Violence |
| Historiography 1918-Today | Winter, Jay | Australia, France, Germany, Great Britain, Russian Empire | Post-war |
| Historiography 1918-Today (Austria-Hungary) | Leidinger, Hannes | Austria, Hungary | Post-war |
| Historiography 1918-Today (Belgium) | Wouters, Nico | Belgium | Post-war |
| Historiography 1918-Today: Bulgaria (South East Europe) | Minkov, Stefan Marinov | Bulgaria | Post-war |
| Historiography 1918-Today (Japan) | Revelant, Andrea | Japan | Post-war |
| Historiography 1918-Today (Middle East/Arab Lands) | Smith, Charles D. | Ottoman Empire | Post-war |
| Humanitarianism (Denmark) | Sørensen, Nils Arne | Denmark | Home Front |
| Humanitarianism (Norway) | Mageli, Eldrid | Norway | Home Front |
| Humanitarianism (Sweden) | Sturfelt, Lina | Sweden | Home Front |
| International Responses to the Russian Civil War (Russian Empire) | Mawdsley, Evan | Russian Empire | Post-war, Power, Violence |
| Labour Movements and Strikes (East Central Europe) | Brudek, Paweł | Estonia, Finland, Latvia, Lithuania, Poland | Home Front |
| Labour Movements and Strikes, Social Conflict and Control, Protest and Repression (Germany) | Weinhauer, Klaus | Germany | Home Front |
| League of Nations | Ziegerhofer, Anita | Australia, Austria-Hungary, Belgium, Brazil, Central America and Caribbean, Ecuador, Finland, France, Germany, Great Britain and Ireland, Iraq, Italy, Japan, New Zealand, Poland, Russian Empire, Southern Africa, Switzerland, The Netherlands, USA, Union of South Africa | Post-war, Power |
| Literature | Budgen, David | Austria, France, Germany, Great Britain, Russian Empire, USA | Media |
| Military and Strategy (Sweden) | Åselius, Gunnar | Sweden | Violence |
| Military Developments of World War I | Zabecki, David T. | France, Germany, Great Britain | Violence |
| Military Justice | Welch, Steven R. | Australia, Austria-Hungary, Canada, France, Germany, Great Britain, Italy, New Zealand, Russian Empire | Violence |
| Military Lessons of the First World War | Gardner, Nikolas | France, Germany, Great Britain, Italy, Russian Empire, USA | Post-war, Violence |
| Occupation during and after the War (East Central Europe) | Lehnstaedt, Stephan | Poland | Post-war, Power |
| Occupation during and after the War (Germany) | Schröder, Joachim and Watson, Alexander | Germany | Post-war, Power |
| Occupation during and after the War (Middle East) | Mazza, Roberto | Ottoman Empire | Post-war, Power |
| Occupation during and after the War (Ottoman Empire) | Criss, Nur Bilge | Ottoman Empire | Post-war, Power |
| Occupation during and after the War (Russian Empire) | Dornik, Wolfram | Russian Empire | Post-war, Power |
| Occupation during the War | Corni, Gustavo | Albania, Austria-Hungary, Belgium, Bulgaria, France, Germany, Italy, Latvia, Lithuania, Montenegro, Poland, Romania, Serbia | Power |
| Occupation during the War (Belgium and France) | Wegner, Larissa | Belgium, France | Power |
| On the Road to Modern War | Showalter, Dennis | France, Germany, Great Britain, Italy, Japan, Russian Empire, USA | Violence |
| Poland | Szlanta, Piotr | Poland | Home Front, Post-war, Power, Pre-war, Violence |
| Polish War Myths (East Central Europe) | Brudek, Paweł | Poland | Media, Post-war |
| Post-war Conflict (Great Britain and Ireland) | Leeson, D. M. | Great Britain, Ireland | Post-war |
| Post-war Economies | Rothermund, Dietmar | Argentina, Australia, China, France, Germany, Great Britain, India, Japan, USA | Post-war |
| Post-war Economies (Middle East) | Schewe, Eric | Middle East | Post-war |
| Post-war Economies (Russian Empire) | Heywood, Anthony | Russian Empire | Post-war |
| Post-war Military Action and Violence (East Central Europe) | Böhler, Jochen | Austria, Belarus, Estonia, Germany, Hungary, Lithuania, Poland, Ukraine | Post-war, Violence |
| Post-war Societies | Bessel, Richard | Austria-Hungary, Belgium, Denmark, France, Germany, Great Britain and Ireland, Greece, Ottoman Empire, Poland, Serbia, USA, Ukraine, West Africa, Yugoslavia | Post-war |
| Post-war Societies (East Central Europe) | Górny, Maciej | Belarus, Czechoslovakia, Estonia, Hungary, Latvia, Lithuania, Poland, Ukraine | Post-war |
| Post-war Societies (Germany) | Schumann, Dirk | Germany | Post-war |
| Post-war Turmoil and Violence (Hungary) | Révész, Tamás | Hungary | Post-war |
| Press/Journalism (Russian Empire) | Zhdanova, Irina | Russian Empire | Media |
| Prisoners of War (East Central Europe) | Szlanta, Piotr and Richter, Klaus | Estonia, Finland, Latvia, Lithuania, Poland, Russian Empire | Violence |
| Prisoners of War (Germany) | Jones, Heather and Hinz, Uta | Germany | Violence |
| Prisoners of War (Russian Empire) | Nachtigal, Reinhard and Radauer, Lena | Russian Empire | Violence |
| Refugees | Gatrell, Peter | Austria-Hungary, Belgium, Bulgaria, France, Germany, Great Britain, Greece, Italy, Latvia, Lithuania, Ottoman Empire, Poland, Russian Empire, Serbia, The Netherlands | Violence |
| Revolutions | Fulwider, Chad R. | Austria-Hungary, Bulgaria, France, Germany, Greece, Italy, Ottoman Empire, Russian Empire | Power |
| Revolutions (East Central Europe) | Brudek, Paweł | Estonia, Finland, Latvia, Lithuania, Poland, Russian Empire | Power |
| Revolutions (Russian Empire) | Read, Christopher | Russian Empire | Power |
| Russian Civil War | Sumpf, Alexandre | Russian Empire | Post-war |
| Russian Empire | Sanborn, Joshua A. | Russian Empire | Home Front, Post-war, Power, Pre-war, Violence |
| Shifts and Tensions in Ethnic/National Groups | Chernev, Borislav | Austria-Hungary, Ottoman Empire, Russian Empire | Violence |
| Social Costs of War | Redding, Kimberly A. | Austria-Hungary, Belarus, Belgium, France, Germany, Great Britain, Italy, Ottoman Empire, Poland, Serbia, The Netherlands, USA, Ukraine | Home Front |
| The Historiography of the Origins of the First World War | Mulligan, William | Austria-Hungary, France, Germany, Great Britain, Russian Empire | Post-war, Pre-war |
| The Paris Peace Conference and its Consequences | Sharp, Alan | Austria-Hungary, Belgium, Bulgaria, China, Egypt, Estonia, France, Germany, Great Britain, Greece, India, Iraq, Ireland, Italy, Japan, Latvia, Lebanon, Lithuania, Montenegro, Ottoman Empire, Palestine, Poland, Romania, Russian Empire, Serbia, Syria, USA, Yugoslavia | Post-war |
| Warfare 1914-1918 (East Central Europe) | Szlanta, Piotr and Richter, Klaus | Estonia, Finland, Latvia, Lithuania, Poland | Violence |
| Warfare 1914-1918 (Ottoman Empire/Middle East) | Baş, Mehmet Fatih | Armenia, Azerbaijan, Egypt, Georgia, Iraq, Lebanon, Ottoman Empire, Palestine, Persia/Iran, Romania, Syria, Ukraine | Violence |
| Warfare 1914-1918 (Russian Empire) | Steinberg, John W. | Russian Empire | Violence |
| War Finance (Japan) | Sakamoto, Yuichiro | Japan | Home Front |
| War Losses (Russian Empire) | Sumpf, Alexandre | Russian Empire | Violence |
