17 August

1914

 * Alsace: Renewed French advance, take Marsal and Chateau-Salins. Sir John French takes up his headquarters at Le Cateau.
 * East Prussia: Russians defeat Germans at Stallupönen: Germans fall back on Gumbinnen.
 * Battle of the Jadar (between Shabats and Loznitsa) continued.
 * No Adriatic: Austrian cruiser sunk near Antivari.
 * Belgium: Government transferred from Brussels to Antwerp. Great Britain: Enrolment of Special Constables begins.

1915

 * Zeppelin air raid on Kent, Essex and London begins.
 * French gain footing on ridge in Vosges (Sondernach crest). Night attack on Sondernach by Germans.
 * Novo-Georgievsk furiously attacked and outlying forts captured. Austrians approach Brest-Litovsk.
 * Russians driven across the Bug at Konstantinov.
 * Enemy approaches Byelostok-Byelsk railway and cuts Kholm-Brest-Litovsk railway.
 * Fall of Kovna.
 * Italian advance on Bacher valley (Dolomites), Vrsik crest, Sta Maria and Sta Lucia hills (Julian).
 * 1,200 Bunerwal rebels attack camp at Rustam (Peshawar); one officer killed.
 * No Austrians attack Pelagosa Island (Centre Adriatic).
 * Germans claim two million prisoners to date: 330,000 British, French and Belgian; rest Russian.
 * Proposals of Entente examined by Serbian cabinet.
 * Italian war loan totals 4 million.