You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "What southern part of the Kingdom of Slavonia straddled the borderland of the Habsburg Monarchy?" whose answer is The Military Frontier.
Each document should contain about 30 words, and these documents should contain useful information.

Query: southern part of the Kingdom of Slavonia borderland Habsburg Monarchy
Useful Output:

Doc 1: This dissertation examines the function of national identity and the degree to which it is a recent development, particularly in the region of
Doc 2: The present study examines the differences in the nationality policies toward the. South Slavs on the part of the governments of Cisleithanian
Doc 3: In the 18th century, the southern belt of the then Slavonia (with Srijem) was incorporated directly into the large system of the Habsburg
Doc 4: Croats. During the Balkan Wars, the monarchy responded harshly in its borderlands with arrests. and other police activities, censorship of
Doc 5: The Kingdom of Croatia-Slavonia was an autonomous kingdom and constitutionally defined separate political nation within the Austro-Hungarian Empire