Technology or another type of source
It affected them immeasurably because it enabled them to trade this surplus of food for things that they might need from other countries and thus get other pieces of technology or knowledge or anything similar. They could improve their state that way and that's how development of civilizations began.
European civilization experienced a period of unprecedented rapid expansion around the globe during the last third of the nineteenth century. European nation-states had become very powerful because of industrialization and because of the organizational efficiency of the nation-state.
European global expansion had actually begun in the fifteenth century, but the process greatly accelerated in the nineteenth century.
Latin America and the seaports of Asia and Africa were the first to be colonized by Europeans. Native Americans were liquidated or thoroughly subjugated to European rule.
Most Latin American descendents (Latinos) of the Spanish conquerors gained independence from Spain by the early 19th century, while many indigenous peoples remained subject.
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Answer: to encourage the Indian Territory to trade with its neighbors
Explanation: The railroad was built for US immigration and industry, many natives were expelled and uprooted from the path.
“We are at the end of our string. There is nothing more we can do.