23 February

1915 (Tuesday)

 * Russians advance across the Bobr River, south-east of Augustovo.
 * Germans report capture of 300 guns in recent offensive.
 * Entrance to the North Channel, except south of Rathlin Island, closed by British Government.
 * Lemnos (Ægean) occupied by British marines (see 7 March).
 * Occupation of Nonidas and Goanikas (German south-west Africa).