The Protestant Reformation was the religious struggle during the 16th and 17th century which began as an effort to reform the Catholic Church and ended with the splintering of the Western Christendom into the Catholic and Protestant churches.
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Darius divided the Persian Empire into serval provinces to make it easier to govern.
Because it insists that all citizens shall not be deprived of life, liberty, or property without due process of the law. This is important because they are entitled to equal protection of the law