1143 (MCXLIII)
was a common year starting on Friday of the Julian calendar, the 1143rd year of the Common Era (CE) and Anno Domini (AD) designations, the 143rd year of the 2nd millennium, the 43rd year of the 12th century, and the 4th year of the 1140s decade. As of the start of 1143, the Gregorian calendar was
7 days ahead of the Julian calendar, which was the dominant calendar of the time.
Events
Births
Deaths