He had originally wished to emigrate to the United States but was unable to do so due to his Communist affiliations .
Upon his release he sailed for Mexico with the aid of the American - based Emergency Rescue Committee to study pre-Columbian myths and American folklore .
He had originally wished to emigrate to the American   but was unable to do so due to his Communist affiliations .
Upon his release he sailed for Mexico with the aid of the American - based Emergency Rescue Committee to study pre-Columbian myths and American folklore .