Airpower made killing a mechanical act rather than a personal act.
The city on the map that is farthest from the Vikings' homeland is Rome, followed by Paris, and the closest city to Vikings homeland, that appear on the map is London.
The 3 most numerous ethnicities are Hispanics, African Americans, and Asian Americans of major U.S. ethnicities among states and within urban areas. Hispanics are clustered in the Southwest, African Americans in the Southeast and Asian Americans in the West.
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.