Russians force German retreat from Wierzbolo-Lyck district in East Prussia. . Servians check Austrians ten miles from the Drina on the Bosnian side. . . . . . . . . . . . . . . . . . . . . Russians in great battle with Austrians along San from Samber to Przemysl. Russians cross the Vistula. Turkish capitulations formally abrogated. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Turkey opens war on Russia. . . . . . . . . . . . . . . . . . . . .
German troops appear before Warsaw. . . . Ten days' battle before Warsaw ends in German defeat. . . . . . . . . . Russia declares state of war exists with Turkey. . . . . . . Japanese capture Jaluit Island in the Marshall group. Japanese capture Yap Island, in the Carolina group. . . . . . . . . . .