 Revolutionary force—led by, among others, Emiliano Zapata in the South, Pancho Villa and Pascual Orozco in the North, and Venustiano Carranza—defeated the Federal Army.Díaz resigned in May 1911 for the "sake of the peace of the nation".The terms of his resignation were spelled out in the Treaty of Ciudad Juárez, but it also called for an interim presidency and new elections were to be held.