It made people walk more, take the train or a bus. It affected us because people who walked to work rode the new and improved travel
The United States was an isolationist country during these times. Most people alive still remember WW1 and do not want to have another overseas war. It was only when the Japanese sailed across the ocean to attack us did we get involved. It was a wise idea in the long run, giving the US time to slowly improve its tech and military somewhat while the european countries and china was being overrun. <span />
Plato's thought represent an integral dimension of Modern Europe's classical heritage, his complex and changing notions of identity and difference his views of the connection between body and soul passion and reason, and his own varying assessment of the theory of forms, as refracted through Aristotle's critique of all these concepts have laid the ground work of western logic, metaphysics and political theory until modern times.
They were bringing freedom to the Native American population and rescuing them from the Spanish.