Answer:
employment and community development projects are the the positive affect.
the negative effects are Miners developed serious lung problems because of dust from drilling and people were forcefully moved from their house.
Answer:
Because of Trade and Technology
Explanation:
You have no power politically if you have no influence. It's like trying to keep the law without the police. America created the first submarines, iron-clad ships, and had a powerful navy before but they had to take it apart since they ran out of money. They were very powerful in the 20th century and became a world super power because of trade with the Allies in the first world war. Using the money, they improved the military and technology. That is why the USA has so much influence.
John F. Kennedy was warned that the spread of communism had to be stopped