This airticle is aboot the year 1660.

1660 (MDCLX) wis a leap year stairtin on Fuirsday o the Gregorian calendar and a leap year stairtin on Sunday o the Julian calendar, the 1660t year o the Common Era (CE) an Anno Domini (AD) designations, the 660t year o the 2nt millennium, the 60t year o the 17t century, an the 1st year o the 1660s decade. As o the stairt o 1660, the Gregorian calendar wis 10 days aheid o the Julian calendar, that remeened in localised use till 1923.

Millennium: 2nt millennium
Centuries: 16t century17t century18t century
Decades: 1630s  1640s  1650s  – 1660s –  1670s  1680s  1690s
Years: 1657 1658 165916601661 1662 1663