[2] In 1277, after the Battle of Desio, in which he lost his father, he was taken prisoner with his uncle Napoleone,[1] and imprisoned in the castle of Baradello at Como.
He escaped from this castle in 1284,[3] with the help of Loterio Rusca, the Lord of Como and William VII, Marquess of Montferrat.
[1] After his escape from the castle Baradello, Guido led the Guelphs in the riots that took place in Milan in the last years of the thirteenth century.
In 1302, a group of Guelphs, including the Lords of Piacenza and Parma, Alberto Scotti and Ghiberto da Correggio, compelled the Visconti to leave Milan.
[4] Being the head of the della Torre family helped Guido in his election to Milan’s Captain of the People in 1307.