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Births on April 5

Blaise de Vigenère
1523Apr, 5

Blaise de Vigenère

Blaise de Vigenère, French cryptographer and diplomat (d. 1596)
Blaise de Vigenère (5 April 1523 – 19 February 1596) (French pronunciation: ​[viʒnɛːʁ]) was a French diplomat, cryptographer, translator and alchemist.

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Events on 1523

  • 6Jun

    Kalmar Union

    Gustav Vasa, the Swedish regent, is elected King of Sweden, marking a symbolic end to the Kalmar Union. This is the Swedish national day.
  • 10Jun

    Frederick I of Denmark

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