Siam declares war on Germany and Austria.
Resignation of the Russian Premier, Prince Lvoff; he is succeeded by M. Kerenski.
The French repulse German attacks on the Chemin-des-Dames but lose ground at some points.
Loyal Russian units make a temporary stand near Krevo, east of Vilna.
A German aeroplane raid on Harwich and Felixstowe (11 killed).
July 23 (Mon.)
The Germans occupy Halicz and cross the Sereth south of Tarnopol; the Russians also retreat near Dvinsk and Smorgon; there are wholesale desertions in the Russian Army.
In Moldavia the Russians and Roumanians attack in the Susitza and Putna Valleys and capture guns and prisoners.
H.M.S. Otway (armed merchant cruiser) is sunk by a submarine in the North Atlantic.
July 24 (Tues.)