For people to be free, so they themselves have equal rights.
World War I killed more people (9 million combatants and 5 million civilians) and cost more money ($186 billion in direct costs and another $151 billion in indirect costs) than any previous war in history
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Designating additional land as national parks
The answer is D - to support the Constitution.
Explanation:
The purpose of the Federalist Papers is to support the constitution.