|Centuries:||15t century – 16t century – 17t century|
|Decades:||1550s 1560s 1570s – 1580s – 1590s 1600s 1610s|
|Years:||1579 1580 1581 – 1582 – 1583 1584 1585|
1582 (MDLXXXII) On 1582, wi Julian Value: 1582 is 10 days difference. However, this year an aa saw the beginnin o the Gregorian Calendar switch, when the Papal bull kent as Inter gravissimas introduced the Gregorian calendar, adoptit bi Spain, Portugal, the Polish–Lithuanie Commonweel an maist o present-day Italy frae the stairt. In these kintras, the year continued as normal till Thursday, October 4. However, the next day acame Friday, October 15 (lik a common year stairtin on Friday), in those kintras (Fraunce follaed twa months later, lettin Sunday, December 9 be follaed bi Monday, December 20). Ither kintras continued uising= the Julian calendar, switchin calendars in later years, an the complete conversion o the Gregorian calendar wis nae entirely duin till 1929.
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