As emperor, Napoleon made all of the following changes except "<span>Allowing noble émigrés to return to France" although there were definitely a few exceptions. </span>
Napoleon’s conquest spread new ideas from the French Revolution throughout Europe
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C)They allow multiple votes, from multiple voices to be heard
Political parties foster multiple elections. Most famously, the primary and general presidential elections. In the primary election the candidate that will represent each political party is voted into candidacy for the general election. In the general election voters choose between the candidate from each party to become president.