Check out this article from @nytimes. Because I'm a subscriber, you can read it through this gift link without a subscription.
WASHINGTON — It has been more than four decades, but Ben Barnes said he remembers it vividly. His longtime political mentor invited him on a mission to the Middle East. What Mr. Barnes said he did not realize until later was the real purpose of the mission: to sabotage the re-election campaign of the president of the United States.
https://www.nytimes.com/2023/03/18/us/politics/jimmy-carter-october-surprise-iran-hostages.html