The quotation above is most influenced by (C) nationalism. This was because of the invasion by Israel backed by France and Britain who wanted to regain the western part of the Suez Canal and remove the President (Nasser) from power. The Suez Canal was a canal built to connect the Mediterranean Sea and the Red Sea to create a faster route from Europe to Asia without going around the tip of Africa. The United Nations, the United States and the Soviet Union made the countries withdraw.
One main reason why John C Breckenridge supported the purchase of the Louisiana territory was because he thought it would held end the issue of slavery, by leaving it up to "popular sovereignty" in the new territory.
the highest achievable point if satisfaction known to mankind itself.
The act of 1776- (pouring the tea in the sea I believe)
Colorism-skin tone discrimination in America is basically discrimination based on someones skin color. It's a form of prejudice in which people are treated differently based on the social meanings and connotations attached to their skin color. However, It's not really a synonyms for racism, even though it seems like it.
Hope that helps :)