1757 followed by 1758
1757 (MDCCLVII) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Wednesday of the Julian calendar, the 1757th year of the Common Era (CE) and Anno Domini (AD) designations, the 757th  year of the 2nd millennium, the 57th  year of the 18th century, and the  8th   year of the 1750s decade. As of the start of 1757, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.