Lev Petrovich Vasilevsky (1903–1979),[1] also known as Leonid A. Tarasov, was the KGB Mexico City Illegal Resident during much of the period of the Manhattan Project.
In 1943, the Moscow Center of KGB intelligence activities in North America, decided all contacts with J. Robert Oppenheimer, scientific director of the Manhattan Project at Los Alamos laboratory, would be through 'illegals' only.
[citation needed] Vasilevsky, operating from Mexico City, was put in charge of running the illegal network after New York Resident Vasily Zarubin had been recalled to Moscow.
[citation needed] Bruno Pontecorvo was the conduit supplying the atomic secrets from Enrico Fermi.
She was further detailed by Vasilevsky to the Santa Fe drugstore safe house where she coordinated the front's clandestine activities.