Analysis Summary:

The article's central claim that Trump employs the "Madman Theory" is supported by multiple sources. The article exhibits a moderate bias due to its framing and potentially selective reporting, although it acknowledges the theory's potential effectiveness. Most claims are verifiable, but the long-term effectiveness assessment is speculative.

Detailed Analysis:

• Claim:** Political scientists have a term for the tactic, that has been used by some leaders including Nixon, to persuade adversaries that they are temperamentally capable of anything, to extract concessions.
  • Verification Source #3: Supports the claim that the "Madman Theory" is a political theory associated with Nixon.
  • Verification Source #1: Mentions Nixon's use of the Madman Theory.
  • Verification Source #4: Supports the claim that Trump likes to keep world leaders questioning his sanity.
• Claim:** Trump is using the 'Madman Theory' to try to change the world.
  • Verification Source #2: Suggests Trump wants to change foreign leaders' perceptions, aligning with the Madman Theory.
  • Verification Source #4: Directly states Trump likes to keep world leaders questioning his sanity.
  • Verification Source #5: States Trump sounded "mad" during his 2016 campaign, which could be interpreted as an application of the theory.
• Claim:** It's working. (Referring to the Madman Theory's effectiveness).
• This is a subjective assessment and difficult to verify definitively. While the sources suggest Trump employs the strategy, whether it's "working" is open to interpretation and debate. No source directly confirms or denies its overall effectiveness.
• Claim:** But can it work in the long term?
• This is a speculative question and cannot be verified by the provided sources.

Supporting Evidence/Contradictions:

• Agreement:** Multiple sources (Verification Source #1, Verification Source #3, Verification Source #4) agree that the "Madman Theory" is a recognized political strategy and that Nixon employed it.
• Agreement:** Several sources (Verification Source #2, Verification Source #4, Verification Source #5) suggest that Trump is using or has used tactics consistent with the "Madman Theory."
• Lack of Coverage:** None of the sources provide a definitive answer to whether the "Madman Theory" is "working" or whether it can work in the long term. This is a speculative element of the article.