USA HISTORY

Detailed explanation-1: -Army commanders who operated in the West often attempted to drive the Indians off of desired lands by killing the buffalo as a way to deprive the Indians of supplies. Between 1872 and 1875, only three years, hunters killed 9 million buffalo, most often taking the skin and leaving the carcass to rot in waste.

Detailed explanation-2: -However, westward expansion provided the United States with vast natural resources and ports along the Atlantic, Pacific and Gulf coasts for expanding trade, key elements in creating the superpower America is today.

Detailed explanation-3: -Answer and Explanation: The impact of American expansionism on Native Americans between 1800 and 1850 was ethnic cleansing. Tensions began to mount with the expansion of Americans into the South and Midwest and wars were fought early on with the Creek, Cherokee, Choctaw, and Seminole tribes.

Detailed explanation-4: -What was one of the positive effects of westward expansion? People from different ethnicities and backgrounds worked together and developed good relations. Which policy required American Indians to maintain the land they were given in exchange for receiving American citizenship and ownership of the land after 25 years?