In 1963, during his study in Kirovohrad Teachers' Institute, Marchuk has been recruited by the KGB and went up on its service, first in Kirovohrad Oblast, then in the republican KGB branch in Kiev.
Marchuk has been recruited by the KGB. This was during his study in Kirovohrad Teachers'Institute. This was in 1963. Marchuk went up on its service in Kirovohrad Oblast in the republican KGB branch in Kiev. This was during his study in Kirovohrad Teachers' Institute. This was in 1963. This was then. This was first.