13 February

1915 (Saturday)

 * French take, but fail to hold, a wood near Souain (Champagne).
 * Germans take Xon signal station and village of Norroy, near Pont-a-Mousson.
 * German attack in Lauch valley (Alsace).
 * Germans take Russian positions before Lyck.
 * Fierce fluctuating struggle in Carpathians.
 * British surprise Turks at Tor (Gulf of Suez), killing 60; 102 prisoners.