July 18 (Sun.)
The Russians are defeated at Krasnostav.
Windau (on the coast of Courland) is captured by the Germans.
The Italian cruiser Giuseppe Garibaldi is sunk by an Austrian submarine.
July 19 (Mon.)
The Third Battle for Warsaw begins (see Aug. 5). The Germans force a crossing of the Upper Bug.
The Isonzo Front:—The Italians capture Monte San Michele.
July 20 (Tues.)
The Germans advance on Kovno (see Aug. 17).
The Isonzo Front:—An Italian success at Podgora.