| − | '''Gregorian calendar''' | + | '''{{PAGENAME}}''' is now widely use all over the world. Although there are other rules calculating year, over the last 400 years most country's have shared the use of 365.2425 day year. In [[Date:=1582|[[1582]]]] [[Directory:France|France]] joined to use Gregorian calendar, changing its date from [[date:=1582-10-04|[[1582-10-04]]]] to [[date:=1582-10-15|[[1582-10-15]]]] and Germany in 1700's, followed shortly by England and America. |