After more than three years of paralysis, mobile warfare returned to the Western Front in 1918. The German Spring Offensive stalled in July and the Allied victory at Amiens in August heralded a period of unprecedented success for the Allies, culminating in the collapse of the German war machine.
In May 1916, the long anticipated great naval clash occurred in the North Sea between the Royal Navy's Grand Fleet and the German High Seas Fleet. Both sides claimed victory in the battle but who really came out on top? Find out in our audio guide.