What year was Chicago founded?
1833
1836
1836
1836
1837
1836
1837
1836
1837
1836
1837
1836
1833
1853
1837
1836
1833
1853
1854
1837
1836
1835
1833
1834
1853
1854
1837
1836
1835
1833
1834
1853
1854
1837
1836
1829
1835
1833
1834
1838
1853
1854
1837
1843
1836
1829
1835
1833
1834
1838
1853
1854
1837
1857
1836
1829
1835
1833
1834
1838
1853
1854
1837
1843
1836
1829
1835
1857
1818
1833
1834
1853
1854
1837
1838
1843
1836
1829
1835
1833
1834
1853
1854
1837
1857
1818
1838
1836
1835
1833
1834
1853
1854
1837
1847
1843
1829
1836
1835
1857
1818
1833
1834
1838
1853
1854
1837
1845
1847
1843
1836
1835
1833
1834
1853
1854
1837
1829
1857
1818
1836
1835
1833
1834
1838
1853
1854
1837
1845
1847
1843
1836
1829
1835
1857
1818
1833
1853
1854
1837
1834
1838
1803
1845
1847
1833
1853
1854
1837
1843
1829
1835
1857
1818
1833
1834
1838
1853
1803
1854
1837
1845
1847
1843
1829
1851
1835
1857
1818
1833
1853
1848
1834
1838
1803
1854
1845
1833
1853
1847
1843
1829
1851
1835
1857
1818
1833
1848
1834
1841
1838
1853
1803
1854
1845
1847
1843
1829
1851
1835
1857