| African Labour in Europe (Africa) | Fogarty, Richard | East and Central Africa, Egypt, Northern Africa, Union of South Africa, West Africa | Home Front, Power |
| Air Warfare (Italy) | Caffarena, Fabio | Italy | Violence |
| Atrocities | Kramer, Alan | Austria, Belgium, France, Germany, Great Britain, Ottoman Empire, Serbia, Ukraine | Violence |
| Australia | Beaumont, Joan | Australia | Home Front, Post-war, Power, Pre-war, Violence |
| Bereavement and Mourning | Hettling, Manfred and Schölz, Tino | Australia, Austria, Belgium, Bulgaria, Canada, China, Czechoslovakia, Germany, Great Britain, Greece, Hungary, India, Japan, Korea, Lithuania, New Zealand, Ottoman Empire, Poland, Portugal, Russian Empire, USA, Union of South Africa | Home Front |
| Bereavement and Mourning (Great Britain) | Jalland, Patricia | Great Britain | Home Front |
| Between Acceptance and Refusal - Soldiers' Attitudes Towards War (Canada) | Smith, Nathan | Canada | Violence |
| Between Acceptance and Refusal - Soldiers' Attitudes Towards War (Germany) | Bruendel, Steffen | Germany | Violence |
| Between Acceptance and Refusal - Soldiers' Attitudes Towards War (Great Britain and Ireland) | Meyer, Jessica | Great Britain and Ireland | Violence |
| Between Acceptance and Refusal - Soldiers' Attitudes Towards War (New Zealand) | Phillips, Jock | New Zealand | Violence |
| Between Acceptance and Refusal - Soldiers' Attitudes Towards War (Russian Empire) | Astashov, Aleksandr Borisovich | Russian Empire | Violence |
| Centenary (Computer Games) | Kempshall, Chris | Belgium, France, Great Britain, Italy, Ottoman Empire, USA | Media, Post-war |
| Centenary (Italy) | Bracco, Barbara | Italy | Post-war |
| Centenary (New Zealand) | Phillips, Jock and Baird, Kingsley | New Zealand | Post-war |
| Centenary (Russia) | Nagornaja, Oxana Sergeevna | Russian Empire | Post-war |
| Centenary (Ukraine) | Yurchuk, Yuliya | Ukraine | Post-war |
| Civil-Military Relations during World War I (Russian Empire) | Porshneva, Olga | Russian Empire | Power, Violence |
| Colonial Warfare and Occupation (Africa) | Digre, Brian | East and Central Africa, Southern Africa, Union of South Africa, West Africa | Post-war, Power |
| Destruction of the Ecosystem | Keller, Tait | Belgium, Canada, France, Germany, Indonesia, Mexico, USA | Violence |
| Disease and Public Health (Ottoman Empire/Middle East) | Schulze-Tanielian, Melanie | Ottoman Empire | Home Front |
| Disease and Public Health (Portugal) | Garnel, Rita | Portugal | Home Front |
| Dominion Soldiers on Leave in Europe (New Zealand) | Barnes, Felicity | New Zealand | Violence |
| Drugs | Kamieński, Łukasz | Austria-Hungary, Canada, France, Germany, Great Britain, Ottoman Empire, Russian Empire, USA | Violence |
| East and Central Africa | Samson, Anne | East and Central Africa | Power, 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 |
| Food and Nutrition (Africa) | Samson, Anne and Page, Melvin E. | East and Central Africa, Northern Africa, Southern Africa, West Africa | Home Front |
| France | Beaupré, Nicolas | France | Home Front, Power, Pre-war, Violence |
| Great Britain | Badsey, Stephen | Great Britain | Home Front, Media, Post-war, Power, Violence |
| Health and Medicine (India) | Sehrawat, Samiksha | India | Home Front |
| Health, Disease, Mortality; Demographic Effects | Cretu, Doina Anca | Austria-Hungary, France, Germany, Great Britain, India, Italy, Japan, New Zealand, Ottoman Empire, Poland, Romania, Russian Empire, Serbia, USA | Home Front |
| Historiography 1918-Today (Australia) | Holbrook, Carolyn | Australia | Post-war |
| Historiography 1918-Today (Canada) | Shaw, Amy J. | Canada | Post-war |
| Historiography 1918-Today (Italy) | Labanca, Nicola | Italy | Post-war |
| Hong Kong | Kwong, Chi Man | Hong Kong | |
| Humanitarianism (Denmark) | Sørensen, Nils Arne | Denmark | Home Front |
| Humanitarianism (Norway) | Mageli, Eldrid | Norway | Home Front |
| Humanitarianism (Sweden) | Sturfelt, Lina | Sweden | Home Front |
| Humanitarianism (The Netherlands) | Bergen, Leo Van | The Netherlands | Home Front |
| Indigenous Experience of War (British Dominions) | Riseman, Noah and Winegard, Timothy C. | Australia, Canada, New Zealand, Newfoundland, Union of South Africa | Violence |
| Indigenous Experiences of War (USA) | Voigt, Matthias | USA | Violence |
| Influenza Pandemic | Phillips, Howard | Africa, Australasia, Central Europe, East Asia, Eastern Europe, Latin America, Middle East, North America, South East Europe, South and South East Asia, Western Europe | Post-war |
| 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 |
| Literature (Great Britain and Ireland) | Potter, Jane | Great Britain, Ireland | Media |
| Literature (India) | Das, Santanu | India | Media |
| Making Sense of the War (Africa) | Pesek, Michael | Africa | Media |
| Making Sense of the War (Ottoman Empire/Middle East) | Minasidis, Charalampos | Ottoman Empire | Media |
| Media Discourse after the War | Keil, André | Austria, Belgium, France, Germany, Great Britain and Ireland | Media |
| Medicine and Medical Service | Bergen, Leo Van | Austria, Belgium, France, Germany, Great Britain | Violence |
| Military Justice | Welch, Steven R. | Australia, Austria-Hungary, Canada, France, Germany, Great Britain, Italy, New Zealand, Russian Empire | Violence |
| Moral Norms and Values | Barry, Gearóid | Austria, Canada, France, Germany, Great Britain and Ireland, Italy, Russian Empire, USA | Home Front |
| Music (Portugal) | Félix, Pedro | Portugal | Media |
| Mutilation and Disfiguration | Anderson, Julie | Australia, Canada, France, Germany, Great Britain, New Zealand, USA | Violence |
| Mutilation and Disfiguration (France) | Delaporte, Sophie | France | Violence |
| 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 |
| New Zealand | Hunter, Kate | New Zealand | Home Front, Post-war, Power, Violence |
| Ottoman Empire/Middle East | Yanıkdağ, Yücel | Ottoman Empire | Home Front, Post-war, Power, Pre-war, Violence |
| Persia/Iran | Atabaki, Touraj | Persia/Iran | Home Front, Post-war, Power, Violence |
| Post-war Turmoil and Violence (Yugoslavia) | Bozanich, Stevan | Yugoslavia | Post-war |
| Prisoners of War | Jones, Heather | Austria-Hungary, Bulgaria, France, Germany, Great Britain, Italy, Ottoman Empire, Russian Empire, Serbia | Violence |
| Prisoners of War (Africa) | Steinbach, Daniel | East and Central Africa, Egypt, Northern Africa, Southern Africa, Union of South Africa, West Africa | Violence |
| Prisoners of War and Internees (Great Britain) | Panayi, Panikos | Great Britain, Ireland | Violence |
| Prisoners of War (Australia) | Pegram, Aaron | Australia | Violence |
| Prisoners of War (Belgium and France) | Jones, Heather | Belgium, France | Violence |
| Prisoners of War (Italy) | Gorgolini, Luca | Italy | Violence |
| Prisoners of War (Ottoman Empire/Middle East) | Yanıkdağ, Yücel | Ottoman Empire | Violence |
| Prostitution (Ottoman Empire) | Oğuz, Çiğdem | Ottoman Empire | Home Front |
| Recruitment and Conscription (Canada) | Sharpe, Christopher | Canada | Violence |
| Red Cross | Cotter, Cédric | Austria-Hungary, Denmark, France, Germany, Great Britain, Russian Empire, Sweden, Switzerland, USA | Home Front |
| Science and Technology (Africa) | Page, Melvin E. | East and Central Africa, Northern Africa, Southern Africa, Union of South Africa, West Africa | Home Front |
| Science and Technology (Austria-Hungary) | Gottsmann, Andreas | Austria-Hungary | Home Front |
| Science and Technology (USA) | Heller, Charles E. | USA | Home Front |
| Sepoy Letters (India) | Omissi, David | India | Home Front |
| Serbia | Bjelajac, Mile | Serbia | Home Front, Post-war, Power, Pre-war, Violence |
| Sexuality, Sexual Relations, Homosexuality | Crouthamel, Jason | Austria-Hungary, France, Germany, USA | Home Front |
| Social Conflict and Control, Protest and Repression (Austria-Hungary) | Healy, Maureen, Bronson, Dana and Jemal, Musa | Austria, Czechoslovakia, Hungary | 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 |
| Soldier Newspapers | Nelson, Robert L. | France, Germany, Great Britain | Media |
| Southern Africa | Storey Kelleher, William | Southern Africa | Home Front, 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 |
| Subjectivity and Emotions (Great Britain and Ireland) | Meyer, Jessica | Great Britain, Ireland | Home Front |
| The Military at Home | Roynette, Odile | Austria-Hungary, France, Germany, Great Britain, Russian Empire, USA | Home Front |
| The Military Collapse of the Central Powers | Tunstall, Graydon A. | Austria, Czechoslovakia, Germany, Hungary, Italy, Ottoman Empire | Violence |
| Transportation and Logistics | Brown, Ian M. | France, Germany, Great Britain, Iraq, Ottoman Empire, Persia/Iran | Home Front |
| Venereal Diseases | Steward, Journey and Wingfield, Nancy M. | Austria-Hungary, France, Germany, Great Britain, Russian Empire, USA | Home Front |
| Warfare 1914-1918 (Japan) | Melzer, Jürgen | Japan | Violence |
| Warfare 1914-1918 (Newfoundland) | Baker, Melvin | Newfoundland | Violence |
| Warfare 1914-1918 (South East Europe) | Tasić, Dmitar | Albania, Bulgaria, Montenegro, Romania, Serbia | Violence |
| War Losses | Prost, Antoine | Austria-Hungary, France, Germany, Great Britain, Ottoman Empire, Poland, Romania, Russian Empire, Serbia, USA | Violence |
| War Losses (Africa) | Lunn, Joe Harris | East and Central Africa, Northern Africa, Southern Africa, Union of South Africa, West Africa | Violence |
| War Losses (Australia) | Noonan, David C. | Australia | Violence |
| War Losses (Belgium) | Majerus, Benoît | Belgium | Violence |
| War Losses (Canada) | Cook, Tim and Stewart, William | Canada | Violence |
| War Losses (France) | Lafon, Alexandre | France | Violence |
| War Losses (Germany) | Whalen, Robert Weldon | Germany | Violence |
| War Losses (Italy) | Scolè, Pierluigi | Italy | Violence |
| War Losses (Ottoman Empire/Middle East) | Baş, Mehmet Fatih | Ottoman Empire | Violence |
| War Losses (Portugal) | Tavares, João Moreira | Portugal | Violence |
| War Losses (Russian Empire) | Sumpf, Alexandre | Russian Empire | Violence |
| War Losses (USA) | Byerly, Carol R. | USA | Violence |
| War Psychiatry and Shell Shock | Reid, Fiona | Austria-Hungary, France, Germany, Great Britain | Violence |
| Wartime and Post-war Societies (Sweden) | Sturfelt, Lina | Sweden | Home Front |
| Weapons | Audoin-Rouzeau, Stéphane | France, Germany, Great Britain | Violence |
| Women, Gender, Social Movements (Switzerland) | Joris, Elisabeth | Switzerland | Home Front |
| Women’s Mobilisation for War (Australia) | Frances, Rae | Australia | Home Front |
| Women's Mobilisation for War (Canada) | Glassford, Sarah | Canada | Home Front |
| Women's Mobilization for War (France) | Bette, Peggy | France | Home Front |
| Women's Mobilization for War (Great Britain and Ireland) | Noakes, Lucy | Great Britain, Ireland | Home Front |
| Women's Mobilization for War (Italy) | Bartoloni, Stefania | Italy | Home Front |
| Women's Mobilization for War (Newfoundland) | Bishop Stirling, Terry | Newfoundland | Home Front |
| Women's Mobilization for War (New Zealand) | Hunter, Kate | New Zealand | Home Front |
| Women's Mobilization for War (Ottoman Empire/ Middle East) | van Os, Nicole | Ottoman Empire | Home Front |
| Women's Mobilization for War (Portugal) | Samara, Maria Alice | Portugal | Home Front |
| Women's Mobilization for War (South East Europe) | Mladenović, Božica | Bulgaria, Montenegro, Romania, Serbia | Home Front |
| Women War Reporters | Seul, Stephanie | Australia, Austria, Belgium, Canada, China, France, Germany, Great Britain, Hungary, Italy, Lithuania, New Zealand, Norway, Ottoman Empire, Poland, Russian Empire, Serbia, Spain, Sweden, The Netherlands, USA | Media |
