1918 (MCMXVIII) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1918th year of the Common Era (CE) and Anno Domini (AD) designations, the 918th year of the 2nd millennium, the 18th year of the 20th century, and the 9th year of the 1910s decade. As of the start of 1918, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.
1917 (MCMXVII) was a common year starting on Monday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1917th year of the Common Era (CE) and Anno Domini (AD) designations, the 917th year of the 2nd millennium, the 17th year of the 20th century, and the 8th year of the 1910s decade. As of the start of 1917, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.
1826 (MDCCCXXVI) was a common year starting on Sunday of the Gregorian calendar and a common year starting on Friday of the Julian calendar, the 1826th year of the Common Era (CE) and Anno Domini (AD) designations, the 826th year of the 2nd millennium, the 26th year of the 19th century, and the 7th year of the 1820s decade. As of the start of 1826, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1828 (MDCCCXXVIII) was a leap year starting on Tuesday of the Gregorian calendar and a leap year starting on Sunday of the Julian calendar, the 1828th year of the Common Era (CE) and Anno Domini (AD) designations, the 828th year of the 2nd millennium, the 28th year of the 19th century, and the 9th year of the 1820s decade. As of the start of 1828, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1920 (MCMXX) was a leap year starting on Thursday of the Gregorian calendar and a leap year starting on Wednesday of the Julian calendar, the 1920th year of the Common Era (CE) and Anno Domini (AD) designations, the 920th year of the 2nd millennium, the 20th year of the 20th century, and the 1st year of the 1920s decade. As of the start of 1920, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.
1910 (MCMX) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Friday of the Julian calendar, the 1910th year of the Common Era (CE) and Anno Domini (AD) designations, the 910th year of the 2nd millennium, the 10th year of the 20th century, and the 1st year of the 1910s decade. As of the start of 1910, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.
1840 (MDCCCXL) was a leap year starting on Wednesday of the Gregorian calendar and a leap year starting on Monday of the Julian calendar, the 1840th year of the Common Era (CE) and Anno Domini (AD) designations, the 840th year of the 2nd millennium, the 40th year of the 19th century, and the 1st year of the 1840s decade. As of the start of 1840, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1877 (MDCCCLXXVII) was a common year starting on Monday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1877th year of the Common Era (CE) and Anno Domini (AD) designations, the 877th year of the 2nd millennium, the 77th year of the 19th century, and the 8th year of the 1870s decade. As of the start of 1877, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1923 (MCMXXIII) was a common year starting on Monday of the Gregorian calendar, the 1923rd year of the Common Era (CE) and Anno Domini (AD) designations, the 923rd year of the 2nd millennium, the 23rd year of the 20th century, and the 4th year of the 1920s decade. As of the start of 1923, the Gregorian calendar was 13 days ahead of the Julian calendar, which was relegated that February to use only by churches after Greece adopted the Gregorian calendar.
1839 (MDCCCXXXIX) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1839th year of the Common Era (CE) and Anno Domini (AD) designations, the 839th year of the 2nd millennium, the 39th year of the 19th century, and the 10th and last year of the 1830s decade. As of the start of 1839, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1878 (MDCCCLXXVIII) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1878th year of the Common Era (CE) and Anno Domini (AD) designations, the 878th year of the 2nd millennium, the 78th year of the 19th century, and the 9th year of the 1870s decade. As of the start of 1878, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1843 (MDCCCXLIII) was a common year starting on Sunday of the Gregorian calendar and a common year starting on Friday of the Julian calendar, the 1843rd year of the Common Era (CE) and Anno Domini (AD) designations, the 843rd year of the 2nd millennium, the 43rd year of the 19th century, and the 4th year of the 1840s decade. As of the start of 1843, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1821 (MDCCCXXI) was a common year starting on Monday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1821st year of the Common Era (CE) and Anno Domini (AD) designations, the 821st year of the 2nd millennium, the 21st year of the 19th century, and the 2nd year of the 1820s decade. As of the start of 1821, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1879 (MDCCCLXXIX) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1879th year of the Common Era (CE) and Anno Domini (AD) designations, the 879th year of the 2nd millennium, the 79th year of the 19th century, and the 10th and last year of the 1870s decade. As of the start of 1879, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1822 (MDCCCXXII) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1822nd year of the Common Era (CE) and Anno Domini (AD) designations, the 822nd year of the 2nd millennium, the 22nd year of the 19th century, and the 3rd year of the 1820s decade. As of the start of 1822, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1835 (MDCCCXXXV) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1835th year of the Common Era (CE) and Anno Domini (AD) designations, the 835th year of the 2nd millennium, the 35th year of the 19th century, and the 6th year of the 1830s decade. As of the start of 1835, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1834 (MDCCCXXXIV) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1834th year of the Common Era (CE) and Anno Domini (AD) designations, the 834th year of the 2nd millennium, the 34th year of the 19th century, and the 5th year of the 1830s decade. As of the start of 1834, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1832 (MDCCCXXXII) was a leap year starting on Sunday of the Gregorian calendar and a leap year starting on Friday of the Julian calendar, the 1832nd year of the Common Era (CE) and Anno Domini (AD) designations, the 832nd year of the 2nd millennium, the 32nd year of the 19th century, and the 3rd year of the 1830s decade. As of the start of 1832, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1817 (MDCCCXVII) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1817th year of the Common Era (CE) and Anno Domini (AD) designations, the 817th year of the 2nd millennium, the 17th year of the 19th century, and the 8th year of the 1810s decade. As of the start of 1817, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1798 (MDCCXCVIII) was a common year starting on Monday of the Gregorian calendar and a common year starting on Friday of the Julian calendar, the 1798th year of the Common Era (CE) and Anno Domini (AD) designations, the 798th year of the 2nd millennium, the 98th year of the 18th century, and the 9th year of the 1790s decade. As of the start of 1798, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.
