American Common Period By Kyleg02 Jan 30, 1701 First libraries Apr 21, 1782 Friedrich Froebel May 4, 1796 Horace Mann Jan 30, 1836 McGuffey Readers May 22, 1843 Oregon Trail Jan 24, 1848 Gold discovered in California Jan 30, 1852 Passing the Morrill Act Apr 12, 1861 Civil War Jan 27, 1862 Morrill Land Grant Act Feb 3, 1880 U.S. survived the civil war. Feb 3, 1880 John Dewey Feb 3, 1890 women were gaining more rights Feb 3, 1900 Industrial Revolution continued to change society and workplace. Feb 3, 1920 1920 laws requiring children to attend school Jan 27, 1921 kindergarten established in US