Answer:
Boolean logic or Boolean algebra
This logic stated that there are universal laws of reasoning which can be boiled down to being mathematical in form.
In the 1950's, Communism was a big no-no, so when Communist North Korea invade South Korea the United Nations responded by sending financial aid to South Korean defenders and it began to think about sending troops to fight off the Commies.
Florida was returned to Spain after the American Revolution.
Explanation:
The Space Race was considered important because it showed the world which country had the best science, technology, and economic system. After World War II both the United States and the Soviet Union realized how important rocket research would be to the military.
