May 23 Benedict XIII, [Pedro the Luna], Spanish Pope (1394-1423), dies in the year 1423.
Jun 25 In the year 1423 reinald IV, duke of Gelre & Gulik (Reinoud I), dies
Oct 09 In the year 1423 frederik III of Blankenheim, bishop of Straatsburg/Utrecht, dies
May 30 Georg Purbach, German mathematician and astronomer (d. 1461) was born in the year 1423.
Jul 03 Louis XI, King of France (1461-83) was born on this day in history.
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Important Dates And Events In History - Hisdates.Com