From medieval Calvary dominated armies with almost no firearms to renaissance armies dominated by infantry armed with muskets.
Giving workers more pay or less hours, or worst of all, letting them unionize, would severely impact your profit margins and production output (speaking as a factory owner of course)
B. Farmers were being taxed heavily to the point they were in debt. do your ap homework.
Answer:
The main reason the United States got involved in Korea was the purpose of doing everything possible to keep communism from spreading around the world. Explanation: hope it helps