Tammanyism

• a word derived from Tammany.
  Tammany

  adjective

  pertaining to, involving, or characteristic of the membership or methods of Tammany Hall.
• a word derived from Tammany Hall.
  Tammany Hall

  noun

  a Democratic political organization in New York City, founded in 1789 as a fraternal benevolent society Tammany Society and associated especially in the late 1800s and early 1900s with corruption and abuse of power.

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