World War One

The national archive of Italy. The archive contains the records of the former Kingdom of Italy established in the late 19th century to the present. The website and all materials in the archive are in Italian.

The national archives of Canada. Resources for World War One included war diaries, courts-martial records, and death and grave databases.

Holds materials from the late 18th century to the present. There is an English option for the website, however the archival materials are in French.

Provides digital records of non-operational aspects of Australian involvement in WWI; collection includes images, war correspondence, war diaries and internment camp records, etc.

The national archives of France. Holds materials from the former Kingdom of France to the present. The website and all materials are in French.

The National Archive of Romania holds materials from before Romania's independence from the Ottoman Empire to the present. The website and all materials are in Romanian.

Holds materials from every period of Serbian history. The website and most materials are in Serbian.

Offers a vast collection of digitized images and documents on British involvement in the First World War. The collection includes digitized soldiers’ service and pension records, British war diaries, Women’s Auxiliary Service records,etc.

This website makes the New Zealand Defense Force (NZDF) Personnel Files for New Zealanders who served in the First World War accessible online.

This project has conducted mass digitization of primary sources relating to the First World War from the Libraries, Special Collections and Archives of Wales. The project makes available a coherent, consolidated digital collection revealing the often hidden history of the First World War as it impacted all aspects of Welsh life, language and culture.

The Russian government's military archive. Website includes materials from World War One. The website and all archival materials are in Russian.

The national archive of Belgium. Materials from the founding of Belgium to the present. There is an English version of the website available, however the majority of archival materials are in French or Dutch (Flemish).

The national archive of Germany. Materials date back to the Holy Roman Empire through to the present. Most materials are in German, however materials in other languages such as French, English, and Russian are also in the collection. The website can be viewed in German and in English.

The military archive of the State Archives of Austria. Materials date back to the Austrian Empire to the present. Website can be viewed in English and German. Most of the materials in this collection are in German with a smaller amount in Hungarian.

The St. St. Cyril and Methodius National Library is the national library of Bulgaria. The library's archival collection contains materials from the 11th century to the present.

The national archive of Turkey. Contains materials from the Ottoman period to the present. The website and most of the materials are in Turkish.