Answer/Explanation:
Jimmy Doolittle of the Doolittle raid attack Tokyo. Japan believed emperor was untouchable. When the operation was launched and was successful they immediately had a change of thought. There was no way the would be able to beat America.
The people because its just that
All a b c because you could do all of these things
The homestead act encouraged settlement in the west, including the great plains. it promised 160 acres of land if settlers built a home and improved the property within 5 years. this caused an influx in migration to the great plains