What is 1582?
{{No sources|date=June 2020}} {{C18 year in topic}} {{Year nav|1582}} '''1582''' ([[Roman numerals|MDLXXXII]]) was a [[common year starting on Monday]] in the [[Julian calendar]] and a [[common year starting on Friday]] in the [[proleptic Gregorian calendar]]. This year, the [[Gregorian calendar|Gregorian Calendar]] was introduced by [[Papal bull]]. The new calendar was adopted by Spain, Portugal, the [[Polish–Lithuanian Commonwealth]] and most of present-day Italy from the start. In those countries, the year continued as normal until Thursday, [[October 4]]. The next day became Friday, [[October 15]]. France followed two months later. Sunday, [[December 9]] was followed by Monday, [[December 20]]. Other countries continued using the Julian calendar for decades or centuries. == Events == *[[February 24]] – The [[Gregorian calendar]] is made official. [[Category:1582| ]]