WHAT HAPPENED IN 1582.
Look what happened the 1582.

Russia cedes Livonia and Estonia to the Polish–Lithuanian Commonwealth. (15. January 1582)

Pope Gregory XIII announces the Gregorian calendar. (24. February 1582)

Spanish conquistador Hernando de Lerma founds the settlement of Salta, Argentina. (16. April 1582)

Sengoku jidai: Oda Nobunaga, the most powerful of the Japanese daimyo, was forced to commit suicide by his own general Akechi Mitsuhide. (21. June 1582)

Battle of Yamazaki: Toyotomi Hideyoshi defeats Akechi Mitsuhide. (2. July 1582)

Pope Gregory XIII implements the Gregorian Calendar. In Italy, Poland, Portugal, and Spain, October 4 of this year is followed directly by October 15. (4. October 1582)

Because of the implementation of the Gregorian calendar this day does not exist in this year in Italy, Poland, Portugal and Spain. (5. October 1582)

Because of the implementation of the Gregorian calendar, this day is skipped in Italy, Poland, Portugal and Spain. (6. October 1582)

Because of the implementation of the Gregorian calendar, this day is skipped in Italy, Poland, Portugal and Spain. (7. October 1582)

Because of the implementation of the Gregorian calendar this day does not exist in this year in Italy, Poland, Portugal and Spain. (8. October 1582)

Because of the implementation of the Gregorian calendar, this day does not exist in this year in Italy, Poland, Portugal and Spain. (9. October 1582)

Because of the implementation of the Gregorian calendar this day does not exist in this year in Italy, Poland, Portugal and Spain. (10. October 1582)

Because of the implementation of the Gregorian calendar, this day does not exist in this year in Italy, Poland, Portugal and Spain. (11. October 1582)

Because of the implementation of the Gregorian calendar this day does not exist in this year in Italy, Poland, Portugal and Spain. (12. October 1582)

Because of the implementation of the Gregorian calendar, this day does not exist in this year in Italy, Poland, Portugal and Spain. (13. October 1582)

Because of the implementation of the Gregorian calendar this day does not exist in this year in Italy, Poland, Portugal and Spain. (14. October 1582)

Pope Gregory XIII implements the Gregorian calendar. In Italy, Poland, Portugal, and Spain, October 4 of this year is followed directly by October 15. (15. October 1582)

In Stratford-upon-Avon, William Shakespeare and Anne Hathaway pay a £40 bond for their marriage licence. (28. November 1582)