The greatest expansion of farmland in the United States
occurred in the Western State and the Plain States since 1900. Irrigation and
harvest of crops increased during this period. Therefore, the American farm
families migrated to the Western State.
Nullification is where a state has a right to disagree with a federal law they think is unconstitutional and not correct, and no longer abide by it. Nullification would have weakened the Union because states would no longer have to agree or act on certain laws, causing obvious conflict within the state and conflict between Congress and the state. The state would no longer be unified and a quarrel between people in the state, the states, and between the state and the Congress would deepen and would most likely lead to war and weaken the Union.
(Not my work) Answer: Progressive America was a turbulent world in which greed and corruption ruled. In this context many middle-class reformers came together to make the US a better place. While many historians would argue that the Progressive Movement was highly successful in combating the injustices of their time, the evidence will demonstrate that they fell short of meeting their own reform goals.