As the lake and its shores became progressively incorporated into the Duchy of Milan they became the subject of political and territorial contention during the 15th century, and Lugano became the lake's main town.
Danau dan pantainya secara perlahan masuk ke dalam wilayah Kadipaten Milan, menjadi subyek pertentangan politik dan teritorial selama abad ke-15, dan Lugano menjadi kota utama danau ini.