Isenberg was a County of medieval Germany. It was a partition of the County of Altena, and was annexed to Limburg-Isenberg in 1242.
Read more about Isenberg: Counts of Isenberg (1191 - 1242)
Isenberg was a County of medieval Germany. It was a partition of the County of Altena, and was annexed to Limburg-Isenberg in 1242.
Read more about Isenberg: Counts of Isenberg (1191 - 1242)