The United States government operates on a system of checks and balances. If the Judicial branch checks on the Legislative branch, it could fall under the exercise of Judicial Review. The Judiciary Act is a legislation by the Legislative branch. By declaring it unconstitutional, Chief Justice John Marshall is exercising the power of Judicial Review.
The right answer for the question that is being asked and shown above is that: "welfare reform." Bill Clinton signed a <span>welfare reform </span>bill into law. The welfare reform is known as the<span> Personal Responsibility and Work Opportunity Reconciliation Act of 1996 (PRWORA).</span>
Invasions by Barbarian tribes. ...
Economic troubles and overreliance on slave labor. ...
The rise of the Eastern Empire. ...
The most important reason for the collapse of Rome was the failure to actually integrate what they conquered. When Roman soldiers conquered new lands, it was rare that they ever attempted to force their culture, ideals, or laws upon the natives and barbarians. Thus, when the Empire began suffering internal struggles, the natives they had conquered decided to take action, which lead to the swift collapse by barbarian invasion from all sides. It's hard to pick a LEAST important reason, seeing that there were many of them, but I suppose a contender would most likely be the common refusal of the Empire to even acknowledge that barbarians were rising. On the outer edges of their territory, in places like Gaul and Morocco, the Roman government was reluctant to even recognize the threat of the barbarians, thinking that even accepting that these barbarians were causing trouble would weaken their prestige in the public eye.