Two of the most important factors in encouraging western settlement in the US were 1) extremely cheap or sometimes even free land in the west, and 2) events like the Gold Rush, which made settlers think they could get rich quickly.
This passage refers to the Peace of Westphalia, but is should be noted that taken out of context it could be referring to several different things within that topic itself.
<span>Carnegie believed that the solution to the problem between labor and capital includes elements of unifying the poor and rich that maintain the individualism where our civilization is based upon, and having the rich people distribute their surplus wealth to be used in ways that will benefit the community because he believes in remaining true to the nature of humanity.</span>
Perry's expedition led to an establishment of trade relations between Japan and the United States. This was just a part of the downfall of the Tokugawa Shogunate and led to the Meiji restoration when the country started opening up to the United States even more and it started modernizing itself to be more like the foreign countries.