![](https://www.centenaryww1orange.com.au/wp-content/uploads/2017/06/German-prisoners-Messines-300x220.jpg)
German prisoners captured in the Battle of Messines, June 1917. Image courtesy Imperial War Museum © IWM (Q 2276).
- British troops on the Western Front continue their advance beyond Messines
- Allied forces on the Southern Front occupy Larissa and Corinth
- British naval forces destroy the Fort of Salif on the Red Sea