Answer:
America's involvement in World War II had a significant impact on the economy and workforce of the United States. ... American factories were retooled to produce goods to support the war effort and almost overnight the unemployment rate dropped to around 10%.
Explanation:
Nominating conventions replaced the caucuses (which was led by the congress) so when nominating conventions made it to where delegated from the states could vote, it let more citizens participate in choosing from the presidential candidates, this influenced the democratic government greatly.