The town was destroyed in the year 909 by the Hungarians, after which a new castle was built and the town fortified. In the following centuries Lonato was destroyed and rebuilt various times. In 1512 King Louis XII of France established his headquarters here when he invaded Italy. In 1516 Lonato become part of the Venetian Republic, until Napoleon arrived in 1796, when he fought and beat the Austrians during the . In 1859 the town was part of the Italian Kingdom. During World War I the “basso Garda” defensive line was built, while in World War II it was a training centre for the X MAS.