4. Austrian counter-attacks regain positions lost to Italians near Jamiano.
General Brusilov succeeds General Alexeieff as commander-in-chief of the Russian armies.
5. Registration in United States of 9,587,000 men of draft age.
7. The British, storming the German lines on a 9-mile front, capture the whole Messines-Wytschaete ridge, taking 6400 prisoners. Nineteen mines, burrowed for a year beneath the ridge, and filled with hundreds of tons of explosives, were exploded at the moment of attack, the shock being perceptible in London.
13. General Pershing and his staff arrive in France.
25. The French win an important position on the Chemin des Dames.
26. The first American troops are landed in France.