Subjects
20 Articles
Regions
- Central Europe(14)
- Germany(14)
- Western Europe(12)
- France(10)
- Great Britain(10)
- Great Britain and Ireland(10)
- North America(8)
- USA(7)
- Eastern Europe(5)
- Russian Empire(5)
- Austria-Hungary(3)
- Belgium(3)
- Canada(2)
- Italy(2)
- Middle East(2)
- Ottoman Empire(2)
- Serbia(2)
- South East Europe(2)
- Australasia(1)
- Australia(1)
- Austria(1)
- Central America and Caribbean(1)
- Indonesia(1)
- Latin America(1)
- Mexico(1)
- Poland(1)
- Romania(1)
- South and South East Asia(1)
- Switzerland(1)
- Ukraine(1)
| Atrocities | Kramer, Alan | Austria, Belgium, France, Germany, Great Britain, Ottoman Empire, Serbia, Ukraine | Violence |
| Destruction of the Ecosystem | Keller, Tait | Belgium, Canada, France, Germany, Indonesia, Mexico, USA | Violence |
| Eastern Front | Dowling, Timothy C. | Russian Empire | Violence |
| Germany | Hirschfeld, Gerhard | Germany | Home Front, Power, Pre-war, Violence |
| International Committee of the Red Cross | Herrmann, Irène and Palmieri, Daniel | Switzerland | Home Front, Post-war, Power, Pre-war, Violence |
| Making Sense of the War | Fox, Jo | Belgium, France, Germany, Great Britain | Media |
| Military Lessons of the First World War | Gardner, Nikolas | France, Germany, Great Britain, Italy, Russian Empire, USA | Post-war, Violence |
| Science and Technology | Johnson, Jeffrey | France, Germany, Great Britain, USA | Home Front |
| Science and Technology (Australia) | Endacott, Eric | Australia | Home Front |
| Science and Technology (Canada) | Iarocci, Andrew | Canada | Home Front |
| Science and Technology (Germany) | Schwarz, Angela | Germany | Home Front |
| Science and Technology (Great Britain and Ireland) | Ford, Matthew | Great Britain | Home Front |
| Science and Technology (USA) | Heller, Charles E. | USA | Home Front |
| War Correspondents | Luckhurst, Tim | France, Germany, Great Britain, USA | Media |
| Warfare 1914-1918 | Philpott, William | Austria-Hungary, France, Germany, Great Britain, Italy, Russian Empire, USA | Violence |
| Warfare 1914-1918 (Germany) | Pöhlmann, Markus | Germany | Violence |
| War Losses | Prost, Antoine | Austria-Hungary, France, Germany, Great Britain, Ottoman Empire, Poland, Romania, Russian Empire, Serbia, USA | Violence |
| War Losses (Germany) | Whalen, Robert Weldon | Germany | Violence |
| Weapons | Audoin-Rouzeau, Stéphane | France, Germany, Great Britain | Violence |
| Western Front | Krause, Jonathan | France, Germany, Great Britain | Violence |
16 Articles
Regions
| Albrecht, Duke of Württemberg | Mährle, Wolfgang | Germany | Power |
| Bauer, Max | Murphy, Mahon | Germany | Post-war, Power, Violence |
| Caporetto, Battle of | Grillini, Anna | Italy | Violence |
| Charles I, Emperor of Austria | Rill, Robert | Austria, Hungary | Power |
| Deimling, Berthold von | Lütgemeier-Davin, Reinhold | Germany | Violence |
| Gas Warfare | Faith, Thomas I. | Germany, Great Britain | Violence |
| Haber, Fritz | Kiewitz, Susanne | Germany | Home Front |
| Isonzo, Battles of | Salvador, Alessandro | Italy | Violence |
| Liddell Hart, Basil Henry, Sir | Searle, Alaric | Great Britain | Post-war, Violence |
| Lys, Battle of the | Meneses, Filipe Ribeiro de | Portugal | Violence |
| MacArthur, Douglas | Salo, Edward | USA | Violence |
| Mare, André | Graffin, Laurence | France | Media |
| Nitrate | Bastias Saavedra, Manuel | Chile | Home Front |
| Rubber | Gliech, Oliver | Brazil, Germany, Great Britain, USA | Home Front |
| Soldiers' Equipment | Storz, Dieter | Austria-Hungary, Germany, Great Britain | Violence |
| Ypres, Battles of | Spencer, Jones | Belgium | Violence |
