1620

year

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I don't have sufficient context to write an accurate overview of what "1620" refers to or why it matters. "1620" could refer to many different things (a historical year, a book, a ship, etc.), and the context provided only states "year" without specifying which event or topic is being discussed. Could you provide more details about what "1620" you'd like me to explain?

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Wikidata facts

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point in time: 1620-01-01
Commons category: 1620

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Article

October 7: Polish Hetman Żółkiewski killed at Battle of Cecora.

1620 (MDCXX) was a leap year starting on Wednesday of the Gregorian calendar and a leap year starting on Saturday of the Julian calendar, the 1620th year of the Common Era (CE) and Anno Domini (AD) designations, the 620th year of the 2nd millennium, the 20th year of the 17th century, and the 1st year of the 1620s decade. As of the start of 1620, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.