In 1932 Akhmerov transferred to the foreign intelligence of the [[NKVD]] and served as a covert intelligence officer under diplomatic cover in Turkey. He became a covert field officer serving in China in 1934. In 1935 he entered the [[United States]] with false identity papers and served until 1939. Akhmerov returned in 1942 and served as ''covert [[resident]]'' in the United States during [[World War II]] and operated under cover as a clothier. Akhnreov is known to have used the cover names '''William Grienke''', '''Michael Green''', '''Michael Adamec''', and several others while in the United States. His code names in intercepted [[Venona]] decrypts of Soviet intelligence messages are ''MAYOR'' and ''ALBERT''.<ref>[http://www.johnearlhaynes.org/page44.html KGB file 43173 vol.2 (v) pp. 49-55]</ref> <ref>John Earl Haynes and Harvey Klehr, ''Venona: Decoding Soviet Espionage in America'' (New Haven: Yale University Press, 1999). </ref> | In 1932 Akhmerov transferred to the foreign intelligence of the [[NKVD]] and served as a covert intelligence officer under diplomatic cover in Turkey. He became a covert field officer serving in China in 1934. In 1935 he entered the [[United States]] with false identity papers and served until 1939. Akhmerov returned in 1942 and served as ''covert [[resident]]'' in the United States during [[World War II]] and operated under cover as a clothier. Akhnreov is known to have used the cover names '''William Grienke''', '''Michael Green''', '''Michael Adamec''', and several others while in the United States. His code names in intercepted [[Venona]] decrypts of Soviet intelligence messages are ''MAYOR'' and ''ALBERT''.<ref>[http://www.johnearlhaynes.org/page44.html KGB file 43173 vol.2 (v) pp. 49-55]</ref> <ref>John Earl Haynes and Harvey Klehr, ''Venona: Decoding Soviet Espionage in America'' (New Haven: Yale University Press, 1999). </ref> |