Pisa is largely Ghibelline (that is, on the side of the Holy Roman Emperor), Genoa is predominantly Guelph (that is, on the side of the Pope). Venice is Guelph until the mid-13th century.
Pisa is largely Ghibelline (that is, on the side of the Holy Roman Emperor), Genoa is predominantly Guelph (that is, on the side of the Pope). Venice is Guelph until the mid-13th century.