All this time, Klaus Barbie was one of the most wanted men on the planet. Even so, Barbie flourished until 1983, when he was finally returned to France to face trial for his crimes. In the whole sordid history of collusion between US intelligence agencies, fascists and criminals, no one more starkly represents the evils of such partnerships than Klaus Barbie.
Source: How Real Nazis Came to the Americas: the Recruitment of Klaus Barbie – CounterPunch.org