Answer :
The westward movement was one particular occurrence or development in the years between 1800 and 1850 that contributed to the process shown in the picture.
The manifest destiny is one historical viewpoint that is depicted in the picture. The picture demonstrates the westward expansion of American civilization. The upper left image depicts explorers finding what looks to be uninhabited country, while the lower right image depicts people mining for gold in California, suggesting opportunities to benefit from westward migrations.
The westward movement was one particular occurrence or development in the years between 1800 and 1850 that contributed to the process shown in the illustration. Removal of American Indians resulted in the loss of land that U.S. migrants from the west could later purchase. Families and farmers moved mostly in search of economic opportunity and to settle in the West's emerging cities and towns.
The federal government's encouragement of western expansion was one particular historical outcome of the process represented in the image between the years 1844 to 1890. As a result, the West's economy was more fully integrated with the economies of the Northeast and Midwest and transportation networks like transcontinental railroads were expanded. This Continued economic development of the West.
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