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About John Alexander Sinclair
Sir John Alexander Sinclair, was a British Army general who was head of the Secret Intelligence Service (SIS) from 1953 to 1956.
Everything about John Alexander Sinclair →- Occupation
- intelligence officer
- Position held
- Chief of the Secret Intelligence Service
- Citizenship
- United Kingdom
- Born
- May 29, 1897
- Died
- March 22, 1977