The Office of Strategic Services (OSS) was a United States intelligence agency formed during World War II. It was the wartime intelligence agency, and it was the predecessor of the Central Intelligence Agency (CIA).
Prior to the formation of the OSS (the counterpart of the British Secret Intelligence Service and Special Operations Executive), American intelligence had been conducted on an ad-hoc basis by the various departments of the executive b...
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The Office of Strategic Services (OSS) was a United States intelligence agency formed during World War II. It was the wartime intelligence agency, and it was the predecessor of the Central Intelligence Agency (CIA).
Prior to the formation of the OSS (the counterpart of the British Secret Intelligence Service and Special Operations Executive), American intelligence had been conducted on an ad-hoc basis by the various departments of the executive branch, including the State, Treasury, Navy, and War Departments. They had no overall direction, coordination, or control. The US Army and US Navy had separate code-breaking departments (Signals Intelligence Service and OP-20-G). Also, the original code-breaking operation of the State Department, MI-8, run by Herbert Yardley, had been shut down in 1929 by Secretary of State Henry Stimson, deeming it an inappropriate function for the diplomatic arm, because "gentlemen don't read each other's mail". President Franklin D. Roosevelt was concerned...
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