Answer:
Secessionists believed that secession was the only solution to the issue of preserving slavery and states' rights, while Unionists opposed secession and wished to stay in the Union.
Answer:
The U.S. entered World War I because Germany embarked on a deadly gamble. Germany sank many American merchant ships around the British Isles which prompted the American entry into the war.
U.S entry into world war II caused the us army to take over the atomic research project being conducted at columbia university in the early 1940s.
Explanation:
Nuclear expedition and atomic research was one of the thrust area during world war II in United States. Two special type of nuclear weapons were generated by them in the year 1940. There was a competition in between Germany and U.S in discovering atomic bomb.
After world war I several concillation measures were taken but nonetheless worked out in its best. That's why world war II happened and U.S also enetred into the battle even after following the principle of neutrality. It compelled them to take atomic research project.
Answer: Four Point Aid
Explanation:
The North Atlantic Treaty Organization (NATO) is a military alliance that was formed to counteract the threat of the Soviet Union and other Communist countries.
The Marshall Plan was enacted to help Europe recover such that discontent in their countries would be quelled and they wouldn't fall to Communism.
The Berlin Airlift was as a result of the Soviet Union blockading West Berlin so this was also a response to Communist threats.
The Four Points Plan however, was enacted to help underdeveloped countries and was not done as a response to a communist threat.