Sir Douglas Haig, 1917. Image courtesy Evelyn Wood, Winnowed Memories, London, 1917.
- Allied troops on the Western Front repulse German attacks at Lombartzyde and Nieuport
- Georg Michaelis succeeds Theobald von Bethmann-Hollweg as Chancellor of the German Republic
- Commander in Chief of the British Expeditionary Force in France and Belgium, Sir Douglas Haig, is made a Knight of the Order of the Thistle (KT)
- The US House of Representatives votes to send 22,000 airplanes and 100,000 airmen to the Western Front
