26 Apr. 1915. Treaty of London - secret pact 'tween the Triple Entente & Italy, signed in London by the U.K., France, Russia, & the Kingdom of Italy. Intent was to gain the alliance of Italy against its former allies, including Germany. Italy to leave the Triple Alliance and join Triple Entente. It was to declare war against Germany & Austria-Hungary within a month. Assuming victory against Germany, the Triple Entente promised Italy territorial gains after the war.