The system of checks and balances ensures that the federal government does not abuse the necessary and proper clause through the use of the judicial branch.
The judicial branch (aka Supreme Court) has the ability to rule federal laws/acts constitutional or unconstitutional. In other words, if Congress tries to overstep their boundaries in terms of what actions they can take, the Supreme Court can rule their actions unconstitutional. This ruling would prevent Congress from acting, as all US citizens regardless of political power must follow the ruling of the Supreme Court.

An urban area is the answer.

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West Pakistan and East Pakistan
The correct answer for number 2 is Congress stressed isolationism and passed five neutrality laws.
The US Congress did not want to get involved in another expensive overseas war that did not directly affect US citizens. This is why Congress passed laws forbiding the US from trading with countries at war or entering areas that would be considered hostile.
The correct answer for number 10 is The US wanted to end the war with fewer US and Japanese casualties.
Truman argued that a Normandy type invasion on Japan would cost many more American and Japanese lives in comparison to dropping the atomic bombs. He felt that this move would shorten the war and save more unecessary casualties.
Answer:
Explanation:
In the speech, Wilson said that war was necessary because Germany continued to have unrestricted submarine warfare and tried to get Mexico to go against United States.