Is There Any Answer Choices?
The main thing that Hitler did in defiance of the Versailles Treaty that upset the world was to bring back the German military, which was explicitly against the rules of the military. His reasoning for this action was to preserve the national defense of Germany, although this soon led to the invasion of Poland, which led to war.
The correct answer is the second one
During the mid-nineteenth century, many Americans <span>"moved to cities in search of economic opportunity.</span>" People were leaving their jobs on the farms and taking higher-paying jobs in factories, which tended to be in major cities.
The government system of the Soviet Union during Cold War was communism, which basically abolishes the right of an individual to own a private property. This means that the government has the sole control in all of its resources, thus a greater chance of accumulating and safe-keeping of wealth. Furthermore, during those times war among nations was already at a set off so there was a need to advance their artillery system and other equipment needed to armed themselves in case of attacks. Therefore, most of their resources went to defense spending.
This lead to the understanding among the Soviet Union's people that the current government system was already inefficient and is not viable to sustain the needs of their country. People then demanded a change.