The 27,000 pages released by the National Archives are among the largest post-World War II declassifications by the CIA. They offer a window into the shadowy world of U.S. intelligence — and the efforts to use former Nazi war criminals as spies, sometimes to detrimental effect.
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In a March 19, 1958, memo to the CIA, West German intelligence officials wrote that they knew where Eichmann was hiding. Eichmann played a key role in transporting Jews to death camps during World War II. "He is reported to have lived in Argentina under the alias 'Clemens' since 1952," authorities wrote.
But neither side acted on that information because they worried what he might say about Hans Globke, a highly placed former Nazi and a chief adviser in West Germany helping the U.S. coordinate anticommunist initiatives in that country.