The correct answer is cars.
The development of the Eisenhower Instate System during the 1950's resulted in the creation of an enormous amount of interconnected freeways and highways throughout the United States. With these new roads available, there was a significant increase in buying cars. This is because now citizens could travel from city to city and state to state on a much easier basis than ever before.
Minnesota’s farm has changed in the late 1990s and early 2000s and it is literally and economically changed for the better.
Minnesota had an abundant land, this was the reason why it has the second highest number of farm horses in the nation during the 1990s; Also, farmer’s club was organized. The livelihood of the farmers there is becoming abundance and growing because livestock and other agricultural crops are transformed and developed in a scientific way.
This belief pushed the Native American more westward and more southward. this impacted them negatively because they were pushed off their land. the natives lived on the land before the Americans came.but the Americans went to war with the natives, trying to wipe them out to fulfill their "manifest destiny", and have a nation from sea to sea