1969) is the current Prince of Isenburg and Büdingen in Birstein.
[citation needed] In the early 16th century, the late Gothic stone house of Büdingen was built by Count Ludwig II of Isenburg for his son, later known as Johann V of Isenburg and Büdingen in Birstein.
[3] Birstein Castle has been the residence of the counts or princes of Isenburg since 1517.
[1] The counts were elevated to imperial princes in 1744.
You can help Wikipedia by expanding it.This German history article is a stub.