His historical work focused primarily on the history of the Bulgarian Orthodox Church both prior to and during Communist Bulgaria.
[1] He eventually reached New York, United States and studied political science at Columbia University.
[2] He held a professorship at East Stroudsburg University[3] and upon retirement became professor emeritus.
[5] Raikin was a member of the Bulgarian National Front until 1964[6][7] and the editor of the group's newspaper 'Borba' (Struggle).
[10][11] Beginning in 1962 Raikin was involved in the Travellers Aid Society, and met with Lee Harvey Oswald upon his return to the United States at the port of Hoboken, New Jersey.