15 March

1915 (Monday)

 * Battle of St. Eloi continues; British regain the village.
 * French make new progress in Champagne and the Argonne.
 * Russian counter offensive along both banks of the Orzec (northern Poland).
 * Austrian centre broken by Russian counter offensive near Smolnik (Carpathians).
 * British Squadron blockading Smyrna withdrawn (see 5 and 9 March).
 * First merchant ship HMS Blonde attacked by aircraft.
 * HMS Amethyst dashes into Straits and is damaged.
 * British reply to the German Submarine Blockade issued.
 * Germany compensates the United States for the sinking of the William P. Frye.