| Atrocities | Kramer, Alan | Austria, Belgium, France, Germany, Great Britain, Ottoman Empire, Serbia, Ukraine | Violence |
| Civilian and Military Power (Great Britain and Ireland) | Johnson, Matthew | Great Britain and Ireland | Power |
| Colonies (Italy) | Berhe, Simona | Italy | Power |
| Food and Nutrition | Cronier, Emmanuelle | Austria-Hungary, Belgium, France, Germany, Great Britain, Italy, Ottoman Empire, USA | Home Front, Violence |
| Food and Nutrition (East Central Europe) | Griffante, Andrea | Belarus, Latvia, Lithuania, Poland | Home Front |
| Foreign Policy and Business Diplomacy (Denmark) | Andersen, Steen | Denmark | Power |
| Foreign Policy (Sweden) | Åselius, Gunnar | Sweden | Power |
| Foreign Policy (The Netherlands) | Abbenhuis, Maartje | The Netherlands | Power |
| Germany | Hirschfeld, Gerhard | Germany | Home Front, Power, Pre-war, Violence |
| Governments, Parliaments and Parties | Oppelland, Torsten | Austria-Hungary, Belgium, Canada, France, Germany, Great Britain and Ireland, Italy, Japan, Ottoman Empire, Russian Empire, Sweden, USA | Power |
| Governments, Parliaments and Parties (Germany) | Oppelland, Torsten | Germany | Power |
| Great Britain | Badsey, Stephen | Great Britain | Home Front, Media, Post-war, Power, Violence |
| Historiography 1918-Today (Middle East/Arab Lands) | Smith, Charles D. | Ottoman Empire | Post-war |
| Hong Kong | Kwong, Chi Man | Hong Kong | |
| Labor | Rowe, Steven E. | Austria-Hungary, Belgium, France, Germany, Great Britain, Italy, Russian Empire | Home Front |
| Making Sense of the War (Ottoman Empire/Middle East) | Minasidis, Charalampos | Ottoman Empire | Media |
| Making Sense of the War (Spain) | García Sanz, Carolina | Spain | Media |
| Military and Strategy (The Netherlands) | Klinkert, Wim | The Netherlands | Violence |
| Naval Blockade (of Germany) | Kramer, Alan | Germany | Home Front, Power, Violence |
| Naval Warfare | Osborne, Eric W. | Austria-Hungary, Germany, Great Britain, Italy, Ottoman Empire, USA | 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 and after the War (Italy) | Ermacora, Matteo | Italy | Post-war, Power |
| On the Road to Modern War | Showalter, Dennis | France, Germany, Great Britain, Italy, Japan, Russian Empire, USA | Violence |
| 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 (Africa) | Pallaver, Karin | East and Central Africa, Northern Africa, Southern Africa, Union of South Africa, West Africa | Home Front |
| Organization of War Economies (Belgium) | Luyten, Dirk | Belgium | Home Front |
| Organization of War Economies (Ottoman Empire/Middle East) | Pitts, Graham | Ottoman Empire | Home Front |
| Ottoman Empire/Middle East | Yanıkdağ, Yücel | Ottoman Empire | Home Front, Post-war, Power, Pre-war, Violence |
| Post-war Economies (Great Britain and Ireland) | Godden, Christopher | Great Britain and Ireland | Post-war |
| Post-war Economies (Middle East) | Schewe, Eric | Middle East | Post-war |
| Pre-war Military Planning | Seligmann, Matthew S. | Austria-Hungary, France, Germany, Great Britain and Ireland | Pre-war |
| Pre-war Military Planning (Germany) | Stein, Oliver | Germany | Pre-war |
| Pre-war Military Planning (Great Britain) | Strachan, Hew | Great Britain | Pre-war |
| Raw Materials | Chancerel, Pierre | Austria-Hungary, Brazil, Chile, China, France, Germany, Great Britain, India, Italy, Japan, Mexico, Russian Empire, USA | Home Front |
| Science and Technology (Ottoman Empire/Middle East) | Williams, Elizabeth | Ottoman Empire | Home Front |
| Sea Transport and Supply | Miller B., Michael | France, Germany, Great Britain, India, Italy, Norway, USA | Home Front |
| The Military Collapse of the Central Powers | Tunstall, Graydon A. | Austria, Czechoslovakia, Germany, Hungary, Italy, Ottoman Empire | Violence |
| Urban Societies and Cities | Lees, Andrew | Austria-Hungary, France, Germany, Great Britain, Ottoman Empire, Russian Empire | Home Front |
| Warfare 1914-1918 (Great Britain and Ireland) | Searle, Alaric | Great Britain and Ireland | Violence |
| Warfare 1914-1918 (Japan) | Melzer, Jürgen | Japan | Violence |
| War Finance and Monetary Consequences: The German Case Revisited | Hardach, Gerd | Germany | Home Front, Post-war, Pre-war |
| War Losses | Prost, Antoine | Austria-Hungary, France, Germany, Great Britain, Ottoman Empire, Poland, Romania, Russian Empire, Serbia, USA | Violence |
| War Losses (Ottoman Empire/Middle East) | Baş, Mehmet Fatih | Ottoman Empire | Violence |
| Wartime and Post-war Economies (The Netherlands) | Klemann, Hein A. M. | The Netherlands | Home Front |
| Wartime and Post-war Societies (Norway) | Brazier, Eirik | Norway | Home Front |
