I don't know who the crime bosses were, but the eighteenth amendment was the prohibition amendment which banned alcohol in the United States. This began a new era crime centered around alcohol smuggling. It was comparable to today's illegal dug industry.
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The War Hawks were a group of Republican Congressmen who, at the end of the first decade of the 1800s, demanded that the United States declare war against Great Britain, invade British Canada, and expel the Spanish from Florida.
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