A - Missouri Compromise
The Missouri Compromise allowed a balance between slave and free states, thus indicating the answer to the question.
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Answer:
European politics, philosophy, science and communications were radically reoriented during the course of the “long 18th century” (1685-1815) as part of a movement referred to by its participants as the Age of Reason, or simply the Enlightenment
Explanation:
The United Nations was formed to ensure that an event like WWII would never happen again.
Because if the is poverty, than there will be more trash and polution in the environment.