1 February

1915 (Monday)

 * German attack west of La Bassée repulsed by French and British. French progress near Perthes.
 * Continued fighting near Bolimov, Russians regaining ground. Russian advance in Carpathians from Dukla Pass to the Upper San.
 * Turks (estimated at 12,000) advance towards Suez Canal.
 * Hospital ship Asturias attacked by German submarine off Havre.
 * British Admiralty issue orders forbidding neutral fishing vessels to use British ports.
 * Bread and flour rations introduced in Germany.