Answer:
Overproduction was one of the main causes because people were producing so many resources that the demand for them went down. Because there was no longer high demand, prices went down which ultimately weakened the economy of the United States.
Explanation:
When we won world war 1 it gave a huge boost in American pride but indeed America still wanted to focus on itself. Most Americans felt that Europe could rebuild itself (which was horribly wrong and set things up for the rise of Hitler and the start of world war 2.). The American people also felt that Americans should not have to fight and die in foreign wars and that since they were across the Atlantic they didn't need to worry about their affairs.
The Qing Dynasty ruling from 1644 to 1912.
Jefferson's most fundamental political belief was an "absolute acquiescence in the decisions of the majority." Stemming from his deep optimism in human reason, Jefferson believed that the will of the people, expressed through elections, provided the most appropriate guidance for directing the republic's course.
Hope that helps!!