Venetian War of 1487: ... or the War of Rovereto.The 1487 Venetian War between the maritime, major power Venice and the alpine Archduchy of Tirol began from insignificant events and led to considerable political disruptions especially in Tirol. The conflict is closely tied to Archduke Sigismund of Tirol's partially tragic, partially odd biography. The Venetian War occurred on the threshold between the ending Middle Ages and the beginning of modern times: on one side the knightly duel between Johann