| Afghanistan | Beattie, Hugh | Afghanistan | Home Front, Post-war, Power |
| Alliance System 1914 | Kronenbitter, Günther | Afghanistan, Albania, Austria-Hungary, Belgium, Bulgaria, Egypt, France, Germany, Great Britain and Ireland, India, Italy, Japan, Latin America, Northern Africa, Ottoman Empire, Persia/Iran, Romania, Russian Empire, Serbia, Spain, USA | Pre-war |
| Belgium | De Schaepdrijver, Sophie | Belgium | Home Front, Post-war, Power, Violence |
| Between Acceptance and Refusal - Soldiers' Attitudes Towards War (Belgium) | Spijkerman, Rose | Belgium | Violence |
| Centenary (Italy) | Bracco, Barbara | Italy | Post-war |
| Centenary (New Zealand) | Phillips, Jock and Baird, Kingsley | New Zealand | Post-war |
| Centenary (USA) | Wilson, Ross | USA | Post-war |
| China | Mühlhahn, Klaus | China | Home Front, Post-war, Power, Pre-war, Violence |
| Civilian and Military Power | Sondhaus, Lawrence | Austria, France, Germany, Great Britain, Hungary, Italy, Russian Empire, USA | Power |
| Colonial State Power and Politics (Africa) | Pesek, Michael | Africa | Power |
| Colonies (Italy) | Berhe, Simona | Italy | Power |
| Commemoration (Switzerland) | Kuhn, Konrad and Ziegler, Béatrice | Switzerland | Post-war |
| Denmark | Sørensen, Nils Arne | Denmark | Home Front, Media, Post-war, Power, Pre-war, Violence |
| Diplomacy (Portugal) | Oliveira, Pedro Aires | Portugal | Power |
| Domestic Politics and Neutrality (Denmark) | Christiansen, Niels Finn | Denmark | Power |
| Domestic Politics and Neutrality (Norway) | Brazier, Eirik | Norway | Power |
| Domestic Politics and Neutrality (Spain) | Fuentes Codera, Maximiliano | Spain | Power |
| Domestic Politics and Neutrality (Sweden) | Hedén, Anne | Sweden | Power |
| Domestic Politics and Neutrality (Switzerland) | Moos, Carlo | Switzerland | Power |
| Domestic Politics and Neutrality (The Netherlands) | Onderwater, Pauline | The Netherlands | Power |
| Espionage | Debruyne, Emmanuel | Austria-Hungary, Belgium, France, Germany, Great Britain, Ireland, Italy, Russian Empire, Serbia, The Netherlands, USA | Violence |
| Exile and Migration (Spain) | Cordero Olivero, Inmaculada | Spain | Home Front |
| Exile and Migration (Sweden) | Kvist Geverts, Karin | Sweden | Home Front |
| Exile and Migration (Switzerland) | Huber, Anja | Switzerland | Home Front |
| Exile and Migration (The Netherlands) | Schrover, Marlou | The Netherlands | Home Front |
| Film/Cinema | Smither, Roger | Belgium, France, Germany, Great Britain, Italy, Russian Empire, USA | Media |
| Film/Cinema (Denmark) | Bendtsen, Bjarne Søndergaard | Denmark | Media |
| Film/Cinema (Spain) | Sánchez-Salas, Daniel | Spain | Media |
| Film/Cinema (Sweden) | Zander, Ulf | Sweden | Media |
| Film/Cinema (The Netherlands) | Zwaan, Klaas de | The Netherlands | Media |
| Foreign Policy and Business Diplomacy (Denmark) | Andersen, Steen | Denmark | Power |
| Foreign Policy (Spain) | Montero Jiménez, José Antonio | Spain | Power |
| Foreign Policy (Sweden) | Åselius, Gunnar | Sweden | Power |
| Foreign Policy (The Netherlands) | Abbenhuis, Maartje | The Netherlands | Power |
| German versus US Intelligence in Latin America | Bisher, Jamie | Brazil, Chile, Mexico | Media, Power |
| Governments, Parliaments and Parties (Belgium) | Gerard, Emmanuel | Belgium | Power |
| Governments, Parliaments and Parties (China) | Wu, Lin-Chun | China | Power |
| Governments, Parliaments and Parties (Italy) | Papadia, Elena | Italy | Power |
| Governments, Parliaments and Parties (Ottoman Empire/Middle East) | Ahmad, Feroz | Ottoman Empire | Power |
| Governments, Parliaments and Parties (USA) | Kennedy, Ross | USA | Power |
| Historiography 1918-Today (Italy) | Labanca, Nicola | Italy | Post-war |
| Historiography 1918-Today (Latin America) | Rinke, Stefan | Argentina, Brazil, Chile, Mexico | Post-war |
| Historiography 1918-Today (Switzerland) | Segesser, Daniel Marc | Switzerland | Post-war |
| Humanitarianism (Denmark) | Sørensen, Nils Arne | Denmark | Home Front |
| Humanitarianism (Norway) | Mageli, Eldrid | Norway | Home Front |
| Humanitarianism (Spain) | Fuentes Codera, Maximiliano | Spain | Home Front |
| Humanitarianism (Sweden) | Sturfelt, Lina | Sweden | Home Front |
| Humanitarianism (The Netherlands) | van Bergen, Leo | The Netherlands | Home Front |
| Intelligence and Espionage (Norway) | Brandal, Nik. and Teige, Ola | Norway | Violence |
| Intelligence and Espionage (Spain) | García Sanz, Carolina | Spain | Violence |
| Intelligence and Espionage (Sweden) | Agrell, Wilhelm | Sweden | Violence |
| Intelligence and Espionage (The Netherlands) | Klinkert, Wim | The Netherlands | Violence |
| International Committee of the Red Cross | Herrmann, Irène and Palmieri, Daniel | Switzerland | Home Front, Post-war, Power, Pre-war, Violence |
| Internees (Switzerland) | Bürgisser, Thomas | Switzerland | Violence |
| Italian Front | Wilcox, Vanda | Italy | Violence |
| Labour, Labour Movements, Trade Unions and Strikes (Switzerland) | Koller, Christian | Switzerland | Home Front |
| Labour Movements, Trade Unions and Strikes (USA) | Taillon, Paul Michel | USA | Home Front |
| Latin America | Rinke, Stefan and Kriegesmann, Karina | Argentina, Brazil, Chile, Mexico, Panama, Peru | Home Front, Media, Power, Pre-war, Violence |
| Literature (Switzerland) | Billeter, Nicole | Switzerland | Media |
| Luxembourg | Majerus, Benoît and Roemer, Charel | Luxembourg | Home Front, Post-war, Power, Violence |
| Making Sense of the War (Denmark) | Bendtsen, Bjarne Søndergaard | Denmark | Media |
| Making Sense of the War (Italy) | Lunzer, Renate | Italy | Media |
| Making Sense of the War (Latin America) | Goebel, Michael and Tato, María Inés | Argentina, Brazil, Colombia, Mexico, Nicaragua, Peru | Media |
| Making Sense of the War (Norway) | Brazier, Eirik | Norway | Media |
| Making Sense of the War (Spain) | García Sanz, Carolina | Spain | Media |
| Making Sense of the War (Sweden) | Hedén, Anne | Sweden | Media |
| Making Sense of the War (The Netherlands) | Brolsma, Marjet | The Netherlands | Media |
| Making Sense of the War (USA) | Little, Branden | USA | Media |
| Migration (Norway) | Brazier, Eirik | Norway | Home Front |
| Militarism | Melby, Christian K. | Germany, Great Britain and Ireland, Italy, Japan, Russian Empire | Pre-war |
| Military and Strategy (Denmark) | Clemmesen, Michael H. | Denmark | Violence |
| Military and Strategy (Spain) | Alcalde, Ángel | Spain | Power |
| Military and Strategy (Sweden) | Åselius, Gunnar | Sweden | Violence |
| Military and Strategy (The Netherlands) | Klinkert, Wim | The Netherlands | Violence |
| Minorities in Germany (Denmark) | Schultz Hansen, Hans | Denmark | Home Front |
| Montenegro | Raspopović, Radoslav | Montenegro | Post-war, Power, Pre-war, Violence |
| Mourning and Cult of the Fallen (Portugal) | Correia, Silvia | Portugal | Post-war |
| Music (Portugal) | Félix, Pedro | Portugal | Media |
| Naval Blockade (of Germany) | Kramer, Alan | Germany | Home Front, Power, Violence |
| Negotiating and Mediating Conduct of War | Stibbe, Matthew | Austria-Hungary, Belgium, China, East and Central Africa, France, Germany, Great Britain, Italy, Japan, Northern Africa, Ottoman Empire, Russian Empire, Spain, Sweden, Switzerland, The Netherlands, USA, West Africa | Violence |
| Norway | Haug, Karl Erik | Norway | Home Front, Media, Power, Violence |
| Occupation during and after the War (China) | Danner, Lukas K. | China | Post-war, Power |
| Occupation during the War (Belgium and France) | Wegner, Larissa | Belgium, France | Power |
| Organization of War Economies | Blum, Matthias, Eloranta, Jari and Osinsky, Pavel | Austria-Hungary, France, Germany, Great Britain, Russian Empire | Home Front |
| Organization of War Economies (USA) | Cornelius Smith, Erika | USA | Home Front |
| Persia/Iran | Atabaki, Touraj | Persia/Iran | Home Front, Post-war, Power, Violence |
| Post-war Economies (Great Britain and Ireland) | Godden, Christopher | Great Britain and Ireland | Post-war |
| Press/Journalism (Italy) | Forno, Mauro | Italy | Media |
| Press/Journalism (USA) | Miller, Alisa | USA | Media |
| Prisoners of War | Jones, Heather | Austria-Hungary, Bulgaria, France, Germany, Great Britain, Italy, Ottoman Empire, Russian Empire, Serbia | Violence |
| Propaganda at Home and Abroad | Demm, Eberhard | Austria, Belgium, France, Germany, Great Britain, Ireland, Italy, Poland, Russian Empire, USA | Media |
| Propaganda at Home and in Exile (South East Europe) | Foster, Samuel | Bulgaria, Greece, Montenegro, Romania, Serbia, Yugoslavia | Media |
| Propaganda at Home (Belgium) | Rochet, Bénédicte | Belgium | Media |
| Propaganda at Home (Portugal) | Novais, Noémia Malva | Portugal | Media |
| Propaganda (China) | Steen, Andreas | China | Media |
| Propaganda War (Latin America) | Rinke, Stefan | Argentina, Chile, Mexico, Paraguay | Media |
| Raw Materials | Chancerel, Pierre | Austria-Hungary, Brazil, Chile, China, France, Germany, Great Britain, India, Italy, Japan, Mexico, Russian Empire, USA | Home Front |
| Red Cross | Cotter, Cédric | Austria-Hungary, Denmark, France, Germany, Great Britain, Russian Empire, Sweden, Switzerland, USA | Home Front |
| Romania | Heppner, Harald and Gräf, Rudolf | Romania | Home Front, Post-war, Power, Pre-war, Violence |
| Sea Transport and Supply | Miller B., Michael | France, Germany, Great Britain, India, Italy, Norway, USA | Home Front |
| Siam | Hell, Stefan | Siam | Home Front, Post-war, Power, Violence |
| Social Conflict | Morelon, Claire | Austria-Hungary, Belgium, France, Germany, Great Britain, Italy, Japan, Ottoman Empire, Russian Empire, Spain, Switzerland | Home Front |
| Social Conflict and Control, Protest and Repression (Portugal) | Dias Pereira, Joana | Portugal | Home Front |
| 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 |
| Spain | Ponce, Javier | Spain | Home Front, Media, Post-war, Power, Pre-war, Violence |
| State, Civil Society and Relief Organizations for War | Little, Branden | Australia, Austria-Hungary, Belgium, Canada, France, Germany, Great Britain, Italy, Russian Empire, USA | Home Front |
| Sweden | Qvarnström, Sofi | Sweden | Home Front, Media, Post-war, Power, Pre-war |
| Swiss Companies in World War One (Switzerland) | Rossfeld, Roman | Switzerland | Home Front |
| Switzerland | Tanner, Jakob | Switzerland | Home Front, Media, Power |
| The Church (Spain) | Ruiz Sánchez, José-Leonardo | Spain | Home Front |
| The Netherlands | Kruizinga, Samuël, Moeyes, Paul and Klinkert, Wim | The Netherlands | Media, Post-war, Power, Pre-war, Violence |
| United States of America | Keene, Jennifer D. | USA | Home Front, Media, Post-war, Power, Violence |
| War Aims and Peace Discussions (USA) | Cooper, John Milton | USA | Power |
| War Aims and War Aims Discussions (Belgium) | van Tuyll, Hubert | Belgium | Power |
| War Aims and War Aims Discussions (Great Britain and Ireland) | Millman, Brock | Great Britain and Ireland | Power |
| War Aims and War Aims Discussions (Italy) | Baravelli, Andrea | Italy | Power |
| Warfare 1914-1918 (Belgium) | Simoens, Tom | Belgium | Violence |
| Warfare 1914-1918 (Italy) | Cappellano, Filippo | Italy | Violence |
| War Finance | Mulder, Nicholas | Austria-Hungary, France, Germany, Great Britain, Italy, Russian Empire, USA | Home Front |
| War Finance (Austria-Hungary) | Pogány, Ágnes | Austria, Hungary | Home Front |
| War Finance (Italy) | Degli Esposti, Fabio | Italy | Home Front |
| Wartime and Post-war Economies (Denmark) | Pedersen, Jan | Denmark | Home Front |
| Wartime and Post-war Economies (Spain) | Sánchez Picón, Andrés and García Gómez, José Joaquín | Spain | Home Front |
| Wartime and Post-war Economies (Sweden) | Häggqvist, Henric | Sweden | Home Front |
| Wartime and Post-war Economies (The Netherlands) | Klemann, Hein A. M. | The Netherlands | Home Front |
| Wartime and Post-war Societies (Denmark) | Østergaard Schultz, Annette | Denmark | Home Front |
| Wartime and Post-war Societies (Norway) | Brazier, Eirik | Norway | Home Front |
| Wartime and Post-war Societies (Spain) | Martorell Linares, Miguel Angel | Spain | Home Front |
| Wartime and Post-war Societies (Sweden) | Sturfelt, Lina | Sweden | Home Front |
| Wartime and Post-war Societies (The Netherlands) | Kristel, Conny | The Netherlands | Home Front |
| Willingly to War. Public Response to the Outbreak of War | Becker, Jean-Jacques | Australia, Austria-Hungary, Belgium, Brazil, Bulgaria, Canada, China, France, Germany, Great Britain, Greece, Ireland, Italy, Japan, New Zealand, Newfoundland, Portugal, Romania, Russian Empire, Serbia, Switzerland, USA, Union of South Africa | Power |
| Women, Gender, Social Movements (Switzerland) | Joris, Elisabeth | Switzerland | Home Front |
| Women's Mobilization for War (Belgium) | Gubin, Eliane, Flour, Els and Kympers, Marie | Belgium | Home Front |
| Women's Mobilization for War (Italy) | Bartoloni, Stefania | Italy | Home Front |
