Timeline: 1840-1900

Main

1840
1841
1844
1845
1846 - 1848
1846
1847
1848
1848
1848
1849
1850
1850
1850
1852
1852
1853
1854
1856
1857
1857
1857
1859
1860
1860
1861
1861 - 1865
1861
1861
1861
1862
1862
1862
1862
1862
1862
1862
1862
1863
1863
1863
1863
1863
1863
1864
1864
1865
1865
1865
1865
1865
1865 - 1877
1865
1866
1866
1867
1868
1868
1869
1870
1870
1871
1872
1872
1873
1874
1874
1876
1876
1877
1880
1880
1881
1882
1883
1887
1889
1890
1890
1890
1890
1890
1890
1890
1894
1894
1894
1896
1898
1898
1898
1898
1899
1900
1900