Vatican, Scott Nr 715 717 (1982) Oct 4, 1582: The Gregorian calendar is introduced, and, by papal decree, the next 10 days never happened.
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Oct 4, 1582: The Gregorian calendar is introduced . . .

Added to This Day In History — 7 years ago

Vatican, Scott Nr 715 717 (1982)
Oct 4, 1582: The Gregorian calendar is introduced, and, by papal decree, the next 10 days never happened.