 Spain agreed to the same stipulations and joined the alliance against the emperor in the Treaty of El Escorial on 7 November.During the subsequent War of the Polish Succession in May 1735, a Spanish and allied army under the Duke of Montemar, the Duke of Noailles and the Duke of Savoy conquered the "Presidi" and the south Italian realms.A preliminary peace signed in Vienna in October 1735 confirmed these conquests to Don Carlos.