Gvozdansko, the fortress of the Croatian Šubić-Zrinski nobility The Croatian fort Gvozdansko, on the road from Glina to Dvor na Uni, was established by the Zrinski nobles as a defense against the Muslim invasion into Croatia and Europe. After the fall of Dvor na Uni (then Novigrad) in 1556, Gvozdansko found itself under attack by […]