Oleg Kalugin
Oleg Danilovich Kalugin (; born 6 September 1934) is a former KGB general (stripped of his rank and awards by a Russian Court decision in 2002). He was during a time, head of KGB political operations in the United States and later a critic of the agency. After being convicted of spying for the West in absentia during a trial in Moscow, he remained in the US and was sworn in as a citizen on 4 August 2003. Provided by Wikipedia-
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