story on maths quadrilateral on the fourtified
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Story on Fortified quadrilateral:
Quadrilateral is fortified because it is the famous combination of four fortresses which are support one another mutually during rule of Australia on Northern Italy. You know what; these four fortresses towns were Legnago, Verona, Peschiera, and Mantua. The Verona and Legnago were on the Adige and Mantua and Peschiera were on Mincio. The term of quadrilateral also been considered to other similar groups of fortresses like fortresses of Masstricht, Namur, Leuven and Liege in the old Netherland. The real worth of the Quadrilateral, which gave Austria such a secure hold on Lombardy, lay in the boundless natural strength of Mantua and in the readiness with which troops and supplies could be decanted into Verona from Austria to the north.
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