In the 17th century Kara Mustafa conquered more vast areas from the Habsburg Kingdom of Hungary and its vassal Principality of Transylvania, but did not succeed in conquering Vienna in 1683.
In the 16th century, medieval Kingdom of Hungary was invaded and destroyed by the Ottoman Empire, and area came under administration of the semi-independent Ottoman Principality of Transylvania and later (in the end of the 17th century) under administration of the Habsburg Monarchy (later known as the Austrian Empire).
Transylvania | Principality of Bulgaria | Principality of Ansbach | Principality of Lüneburg | Principality of Auersperg | Transylvania University | Principality of Polotsk | Principality of Orange | Principality of Yaroslavl | Principality of Pereyaslavl | Principality of Calenberg | Principality of Lippe | Principality of Grubenhagen | Principality of Sealand | Principality of Piombino | Principality of Kiev | Principality of Catalonia | Principality of Anhalt-Zerbst | Principality of Zeta | Principality of Transylvania | Principality of Lichtenberg | Principality of Hungary | Principality of Halberstadt | Principality of Brunswick-Wolfenbüttel | Transylvania Panorama | Transylvania County, North Carolina | Transylvania (colony) | Tabasaran Principality | Sweet Home Transylvania | Social Democratic Party of Transylvania and Banat |