Which if the following individuals was a boss of a political machine?

William M. Tweed was a boss of a political machine.

Explanation:

William Magear "Boss" Tweed was an American politician. He was political boss during the 19th century for Tammany Hall, an influential party apparatus for the Democratic Party in New York.

William M. Tweed was convicted of stealing between $ 25 million and $ 45 million from New York's taxpayers, through corruption. In later estimates of the corruption that Tweed was behind, the sum was in fact around $ 200 million.

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