Answer:
The Senate of the United States shall be composed of two Senators from each State, <em>elected by the people</em> thereof, for six years; and each Senator shall have one vote. The electors in each State shall have the qualifications requisite for electors of the most numerous branch of the State legislatures.
If taken to extremes, nationalism can create a great deal of international instability and violence. Extreme nationalism can lead to a sense of superiority and even militarism and aggression towards others who are not part of the nation.
The people are able to have a say in government
As the veterans came back, they returned to the workforce in large numbers to fight for jobs with existing workers who had entered the workforce during the war, unemployment shot up due to the limitation of jobs. The government wasn't worried about this, it was more worried about possible inflation.
Hope I helped. :)