In the second year after the end of the Civil War, after many intense fights in the country, allied forces dominated the majority of the Mississippi River. In addition to the important areas between Hudson Harbor and Vicksburg there are few Northern vessels to dare to try the Commonwealth controlled borders and the Union has a major trade route in the United States to transport goods and goods Is used. Since the civil war began, the presidents understand that those ruling the Mississippi River dominate the American life line.
The Mississippi River is made up of river sediments, one of the most fertile agricultural areas in the country, leading to the legendary steamboat era. During the American Civil War, due to the importance of rivers as trade and travel, in particular the importance of the Union Army, Mississippi reached a turning point in occupation by Allied Forces. Construction of large-scale engineering projects such as dams, flood gates, dams, etc., was usually built during the first few decades of the 20th century due to the rapid growth of the city and the large ship and barge replacing river boats .
Between the gold rush and the civil war more and more Americans are filling the Mississippi Valley in southwestern Texas and the NSW in Kansas and Nebraska states. During the wartime, the discovery of gold and silver fascinated Oregon, Colorado, Nevada, Idaho and Montana explorers - later pioneers. By 1870 some of the Great Plains were really called unstable. For the most part of the next 20 years, the land has played a role as a legendary open area living in cowboys and pasture cattle in Texas pastures. However, in the late 1880s, settlers moved the Great Plains to the family farm with the decline of the cattle industry. This solution, and the influx of Blazers to the territory of Oklahoma-Indians constitutes the last chapter of Western movement. By the early 1890's the boundary of 48 continental states no longer existed.