1765 followed by 1766
1765 (MDCCLXV) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1765th year of the Common Era (CE) and Anno Domini (AD) designations, the 765th  year of the 2nd millennium, the 65th  year of the 18th century, and the  6th   year of the 1760s decade. As of the start of 1765, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.