Outbreak In 1787 delegates gathered in Philadelphia and drafted the Constitution. George Washington was elected President in 1789. On December 15, 1791, the Bill of Rights was approved in 1820, and Missouri has reached a compromise. In 1831, William Lloyd Garrison began releasing liberals. In 1852, "Uncle Tom's Hut" was published. In 1854, Kansas Nebraska State law passed. Harper 's ferry was attacked in 1859. Abraham Lincoln, 6 November 1860
In 1861, Mississippi State, Florida State, Alabama State, Georgia State, Louisiana State withdrew from the United States, American allies were born. The civil war broke out from 1861 to 1865. On April 14, 1865, Lincoln was assassinated. In 1870, the 15th amendment was approved to give voting rights to African Americans.
There was such a big change in America between 1776 and 1870. At that time the scale of America changed due to immigration and slavery. In 1776, the United States consisted of 13 colonies. By 1870, the United States expanded to the Mississippi River, Nebraska, Kansas, the Minnesota outside Texas, Oklahoma remained its territory. The West Coast of the United States has California, Nevada, Oregon. The territory is located between the state of the West Coast and the state outside the Mississippi River
Between 1820 and 1860, American visual maps changed due to unprecedented urbanization and rapid territory expansion. These changes mutually promoted the Second Industrial Revolution, which peaked between 1870 and 1914. During the annexation of Mexico and Texas (1845), Oregon's retreat, and Guadalupe-Hidalgo treaty (1848), Mexico ceded Mexico southwest. In the United States, the expansion of the territory doubled the vision of fireworks freedom to the future of the American empire, immigrants from Europe, industrial capitalists, and indigenous Americans competition.
Between 1776 and 1789, the United States became an independent state, established and approved the new constitution, established its national government. In order to preserve their traditional rights, American patriots controlled the colonial rule and started an independent war. On July 4, 1776, the American declared independence by insisting that "everyone is equal". Parliament convened a major army under the direction of General George Washington Washington, established a military alliance with France and beat the two major invasion forces in the UK. To strengthen the authority of the federal government's defense and taxation that passed the Constitution of the United States in 1789, nationalists have replaced the federal award provision and are still effective today.