claim: The southern part of a province, known as  The Military Frontier, straddled the borderland of the Habsburg Monarchy. Tomo Zdelarić was was the earliest Natio Rasciana from this province.
supporting_facts.key: Kingdom of Slavonia
supporting_facts.key: Kingdom of Slavonia
supporting_facts.key: Military Frontier
supporting_facts.key: Tomo Zdelarić