events
Russia adopts the Gregorian calendar.
Related Wikipedia articles
Gregorian calendar
Internationally accepted civil calendar
The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull Inter gravissimas issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian calendar. The principal…Source: Wikipedia (CC BY-SA)
February 14
Day of the year
February 14 is the 45th day of the year in the Gregorian calendar; 320 days remain until the end of the year.Source: Wikipedia (CC BY-SA)