1 World War in Italy By facebooker_1003219323129727 Aug 2, 1914 Outset of the war World War I broke out in the summer of 1914 Apr 26, 1915 Treaty of London Italy agreed ti side with Britain, France and Russia May 23, 1915 Italy enters the war Period: Jun 23, 1915 to Oct 24, 1917 Battles of the Isonzo May 15, 1916 Battle of Asiago Aug 6, 1916 Battle of Gorizia Oct 24, 1917 Battle of Caporetto Jun 15, 1918 Battle of the Piave River Oct 23, 1918 Battle of Vittorio Veneto Nov 3, 1918 End of the War