1888 (MDCCCLXXXVIII) was a leap year starting on Sunday of the Gregorian calendar and a leap year starting on Friday of the Julian calendar, the 1888th year of the Common Era (CE) and Anno Domini (AD) designations, the 888th year of the 2nd millennium, the 88th year of the 19th century, and the 9th year of the 1880s decade. As of the start of 1888, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923. In Germany, 1888 is known as the Year of the Three Emperors. Currently, it is the year that, when written in Roman numerals, has the most digits (13). The next year that also has 13 digits is the year 2388. The record will be surpassed as late as 2888, which has 14 digits.