Final answer:
In the film 'Mr. Smith Goes to Washington', Senator Joseph Paine has been a puppet of the political boss Jim Taylor, who dictates Paine's actions for his own corrupt interests.
Step-by-step explanation:
Mr. Smith Goes to Washington is a 1939 film directed by Frank Capra, where actor Jimmy Stewart portrays an idealistic legislator named Jefferson Smith who discovers that senior Senator Joseph Paine, played by Claude Rains, has been controlled and influenced by a corrupt political boss named Jim Taylor. Senator Paine has essentially been a puppet for the powerful Jim Taylor, who has been behind the scenes, manipulating events for his own financial gain and directing Paine's actions in the Senate. The movie highlights themes of political corruption and the importance of standing up for what is right, encapsulated in the form of a filibuster by Smith to fight the corrupt system.