As noted earlier, our Constitution is the hardest to amend in the democratic world. Among the thirty-one democracies examined by Donald Lutz in his comparative study of constitutional amendment processes, the United States stands at the top of the Index of Difficulty, exceeding the next-highest-scoring countries (Australia and Switzerland) by a wide margin. Not only do constitutional amendments require the approval of two-thirds majorities in both the House and the Senate, but they must be ratified by three-quarters of the states. For this reason, the United States has one of the lowest rates
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