The 392nd fortification on my site is Bihar Castle (Biharia), in the Partium, next to the entrance to Transylvania, Romania. It was built in the Kingdom of Hungary in the 10th century at the earliest.
Location:
The Bihar earthwork castle is one of the most spectacular and best preserved Árpád-era earthwork castles in the Carpathian Basin. The Bihar earth castle, also known as Biharvár and its surroundings, may have been an important princely center between the Great Plains and Transylvania during the ️Hungarian conquest. The whole area of Bihar is characterized by the abundance of Hungarian horsemen graves dating from the time of the Hungarian occupation.
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Even in the 20th century, Biharvár was surrounded by earthen walls 9-12 meters high and almost 15 meters wide, which together with the fortifications covered an area of 8 hectares (200×182 meters).
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In 1068, led by Osul the chieftain, the nomadic Pechenegs or Uz (sources are unclear) invaded the country through the Meszes Gate. They plundered as far as the castle of Bihar when the castle itself was badly damaged. King Salamon, together with princes Géza and László, crushed them in the Battle of Kerlés.
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The castle is also special because it was here that King Saint László spent part of his childhood, and as lord of the duchy, he was also able to spend much of his time in the area.
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You can read more about Bihar Castle on my page:
https://www.hungarianottomanwars.com/bihar/