What impact did the expansion of railroads in the west have on the american indians who lived there?

a. they were displaced from their tribal lands.

b. they moved into towns and lived among the new settlers.

c. they stopped farming and took jobs in factories.

dthey were forced to move to mexico.

The impact the expansion of railroads in the West  had on the American Indians who lived there was that they were displaced from their tribal lands.  (Option A). Admittedly, the railroad expansion brought many benefits, however, one of the negative consequences was the forced relocation of Native Americans from their lands giving way to widespread destruction of Native American cultures and ways of life.

the best description of the camp david accords is that it was the first time an arab nation had officially recognized the nation of israel.

the industrial development of cities in the ruhr area in the nineteenth century is described. the research was based on english and german language sources. several factors that shaped growth and paths of the cities were categorized and analyzed. they are locations, resources, traditions, entrepreneurs, and technological developments. locations and resources were the most important among them; other factors may be regarded as consequences from locations and resources. among the cities, bochum, essen, gelsenkirchen, and dortmund had the richest resources and most favorable locations in the transportation network and grew to be the largest cities in the ruhr area near the end of the nineteenth century. riverside location was also a favorable factor for the development, as shown in the development of duisburg on the confluence of rhine and ruhr. resource distribution can explain the rise of textile industry, metallurgical industry, and coal and iron industries, and the northward progression of the mining industry. tradition was an important factor for cities such as krefeld, barmen, elberfeld, solingen, and remscheid, which experienced development based on their traditions through the nineteenth century. various entrepreneurs exerted influences within and beyond the local level over the ruhr area. technological development stimulated the northward progression of the mining industry and the deep connection between the coal and the iron industries.