Herzog Ernst Johann von Biron • герцог Эрнст Иоганн Бирон — Regent of Russia, Herzog (Duke) of Courland and Semigallia (21 h, oct 17, 1740 y – nov 9, 1740)
Description:
Regent of Russia (1740)Herzog of Courland and Semigallia (1737 – 1740 and 1763 – 1769)
арестован
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Date:
21 h, oct 17, 1740 y
nov 9, 1740
~ 23 days