15, 30, 45, 60, 75 degrees north. 90 North
Answer:
The Nuclear Test Ban Treaty.
Explanation: This treaty was signed in 1963, as representatives of the United States, Soviet Union and Great Britain signed the Limited Nuclear Test Ban Treaty, which prohibited the testing of nuclear weapons in outer space, underwater or in the atmosphere.
When it came to the foreign policies, the United States were not really pleasant towards the rest of the world. Besides the somewhat imperialistic policies that they had displayed, they fought others in terms of economy and migration. There were numerous laws introduced that prevented people form foreign countries from immigrating which wasn't liked by the other countries, while high tariffs made sure that exporting goods to the US was very difficult which was also problematic for various foreign countries.
<span>Uneven distribution of wealth between upper and lower classes.
Overproduction by businesses and agriculture.
Americans were buying less.</span>
Answer:
Steam-powered trains.
Explanation: Railroads provided the most dramatic transportation growth during the 1800s. They facilitated the movement of people, goods, and information, decreased shipping costs and time, and strengthened the links between the Old Northwest and the East.