− | 1582 | + | The year '''1582''' involved conversion to the [[Gregorian calendar]]. Year ''1582'' began as a common year starting on Monday of the [[Julian calendar]], and continued as normal through Thursday, [[October 4]]. However, the next day became Friday, [[October 15]] (like a common year starting on Friday), in the Catholic countries: [[Italy]], [[Poland]], [[Portugal]], and [[Spain]]. Other countries continued using the Julian calendar, switching calendars in later years. |