The United Nations decided that they needed to have a peace-keeping force, a middle man, and treaties, so that they could try to stop wars from happening.
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We have the expectation that they should take care of us and do what's best for the country. That they should stop crime and build the things we need in turn for taxes
US military lifts the ban on women in combat for Iraq and Afghanistan
Thomas Jefferson questioned his right to buy the Louisiana Territory as the United States Constitution did not directly address the acquisition of land by the President.
The Federalists were clamoring that the Louisiana Purchase was unconstitutional but the Democratic Republicans believed it was permissible as it was merely a treaty.