1818 (MDCCCXVIII) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1818th year of the Common Era (CE) and Anno Domini (AD) designations, the 818th year of the 2nd millennium, the 18th year of the 19th century, and the 9th year of the 1810s decade. As of the start of 1818, the Gregorian calendar was 12 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.
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.
1809 (MDCCCIX) was a common year starting on Sunday of the Gregorian calendar and a common year starting on Friday of the Julian calendar, the 1809th year of the Common Era (CE) and Anno Domini (AD) designations, the 809th year of the 2nd millennium, the 9th year of the 19th century, and the 10th and last year of the 1800s decade. As of the start of 1809, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1807 (MDCCCVII) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1807th year of the Common Era (CE) and Anno Domini (AD) designations, the 807th year of the 2nd millennium, the 7th year of the 19th century, and the 8th year of the 1800s decade. As of the start of 1807, 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.
The 1830s was a decade of the Gregorian calendar that began on January 1, 1830, and ended on December 31, 1839.
1829 (MDCCCXXIX) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1829th year of the Common Era (CE) and Anno Domini (AD) designations, the 829th year of the 2nd millennium, the 29th year of the 19th century, and the 10th and last year of the 1820s decade. As of the start of 1829, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
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.
1810 (MDCCCX) was a common year starting on Monday of the Gregorian calendar and a common year starting on Saturday of the Julian calendar, the 1810th year of the Common Era (CE) and Anno Domini (AD) designations, the 810th year of the 2nd millennium, the 10th year of the 19th century, and the 1st year of the 1810s decade. As of the start of 1810, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1800 (MDCCC) was an exceptional common year starting on Wednesday of the Gregorian calendar and a leap year starting on Sunday of the Julian calendar, the 1800th year of the Common Era (CE) and Anno Domini (AD) designations, the 800th year of the 2nd millennium, the 100th and last year of the 18th century, and the 1st year of the 1800s decade. As of the start of 1800, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.
1819 (MDCCCXIX) was a common year starting on Friday of the Gregorian calendar and a common year starting on Wednesday of the Julian calendar, the 1819th year of the Common Era (CE) and Anno Domini (AD) designations, the 819th year of the 2nd millennium, the 19th year of the 19th century, and the 10th and last year of the 1810s decade. As of the start of 1819, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1806 (MDCCCVI) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1806th year of the Common Era (CE) and Anno Domini (AD) designations, the 806th year of the 2nd millennium, the 6th year of the 19th century, and the 7th year of the 1800s decade. As of the start of 1806, 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.
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.
1825 (MDCCCXXV) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Thursday of the Julian calendar, the 1825th year of the Common Era (CE) and Anno Domini (AD) designations, the 825th year of the 2nd millennium, the 25th year of the 19th century, and the 6th year of the 1820s decade. As of the start of 1825, 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.
1811 (MDCCCXI) was a common year starting on Tuesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1811th year of the Common Era (CE) and Anno Domini (AD) designations, the 811th year of the 2nd millennium, the 11th year of the 19th century, and the 2nd year of the 1810s decade. As of the start of 1811, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
1795 (MDCCXCV) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Monday of the Julian calendar, the 1795th year of the Common Era (CE) and Anno Domini (AD) designations, the 795th year of the 2nd millennium, the 95th year of the 18th century, and the 6th year of the 1790s decade. As of the start of 1795, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.
