- Herbert Rockliff is killed in action in the Battle of Pozieres
- Arthur William Snook is killed in action in the Battle of Pozieres
- British troops gain ground following artillery attacks on German positions at Longueval and Delville Wood
- French soldiers make progress east of Estrees in northern France
- German forces attack at Ville-au-Bois, north of Aisne, and in Champagne, west of Prosnes
- German officials execute Captain Charles Fryatt, commander of the British steamship SS Brussels, having found him guilty of making an attack on a German submarine
- Yenbo, the port of Medina, surrenders to Arab forces