1280

Year 1280 (MCCLXXX) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar.

Millennium: 2nd millennium
Centuries: 12th century13th century14th century
Decades: 1250s  1260s  1270s  – 1280s –  1290s  1300s  1310s
Years: 1277 1278 127912801281 1282 1283

Events

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Deaths