The new section World War One of the website of the British Library, London was launched in 2014. It presents some fifty articles by various experts on numerous aspects of the First World War. Their articles are supported by more than 500 digitized sources from the holdings of the British Library. The section contains in particular also educational materials. Here and elsewhere on the website of the world’s second largest library much relevant materials can be found. Some 10,000 items can be traced at the portal Europeana 1914-1918.