Giovanni Visconti was a prominent figure in the history of Italy during the 14th century. He was a member of the powerful Visconti family, which ruled the city of Milan and played a significant role in the politics of northern Italy. Giovanni served as the Duke of Milan from 1354 until his death in 1356, during which he worked to strengthen the family's influence and expand their territories. As a ruler, Giovanni Visconti was known for his military prowess and strategic alliances. He engaged in various conflicts to assert his power and protect his interests, contributing to the ongoing struggles among the Italian city-states. His reign was marked by efforts to consolidate control over the region and enhance the prestige of the Visconti dynasty.