The causes of the Economic Boom of the 1920s were the Republican government's policies of Isolationism and Protectionism, the Mellon Plan, the Assembly line and the mass production of consumer goods such as the Ford Model T Automobile and luxury labor saving devices and access to easy credit on installment plans.
Answer:
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Answer:
slavery, States vs. federal rights, Foreign relations with Europe, Growth of Abolitionist movement, Tariffs
Explanation:
I learned this last year
Q: What is the name of the man who had more than 400 patents and best represented the age of inventions?
A: Thomas Edison
D. Trade can keep countries from specializing in producing certain goods.
