The Monroe Doctrine was introduced in 1823 and had a lot of fascinating points. Two of the major points were, Europe could not interfere with countries in the Americas and the United States could not interfere with Europe. This played a huge part in the Western Hemisphere as Presidents would always invoke the Doctrine during foreign affairs. The most recent example, President Reagan used the Monroe Doctrine to fight and stop communism in the Americas.
A plan to exterminate all the Jewish people in Europe
Language divergence occurs when a single language breaks into several different dialects, due to isolation of different groups of people over a long period of time.