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Greece becomes the last European country to adopt the Gregorian calendar.
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Greece
Country in Southeast Europe
Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to the east. The Aegean Sea lies to the…Source: Wikipedia (CC BY-SA)
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)