Legality of Cannabis by U.S. Jurisdiction Illinois portalUnited States portalHistory portal This category is for topics specifically related to the year 1867 in the U.S. state of Illinois. 18621863186418651866186718681869187018711872 1810s1820s1830s1840s1850s1860s1870s1880s1890s1900s1910s Subcategories This category has the following 2 subcategories, out of 2 total. / 1867 establishments in Illinois (40 P)E 1867 Illinois elections (2 P)