Answer:
World War 1
Explanation:
WW1 just ended in 1918, and the US had just come out victorious.
Answer:
A force exists that we knew nothing about that causes the acceleration.
Explanation:
In 1998, scientists observed from distances of supernovae in remote galaxies that the enlargement of the universe is accelerating. Besides, there is evidence that suggests that the universe is flat and infinite, as well as accelerating in its expansion. In that respect, the force suspected to be responsible for this is called dark energy.
Equity has a positive effect on citizenship behavior and a negative effect on counterproductive behavior.
Yorktown. Pretty sure this is correct.