Wars in Lombardy
The Wars in Lombardy were a series of conflicts between the Republic of Venice and the Duchy of Milan and their respective allies , fought in four campaigns in a struggle for hegemony in Northern Italy that ravaged the economy of Lombardy and weakened the power of Venice . 
<triplet> Wars in Lombardy <subj> Duchy of Milan <obj> participant <triplet> Northern Italy <subj> Lombardy <obj> contains administrative territorial entity