Claim: In 1898, Rózsahegyi, a Jewish Hungarian actor and teacher, joined the Hungarian Theatre, where he played parts in operettas; then at the turn of the century he entered the National Theatre, to which he loyally bonded, a bond the institution reciprocated when he was elected into permanent membership in 1923.
Evidence: Kálmán Rózsahegyi (6 October 1873, Pest - 27 August 1961) was a Jewish Hungarian actor and teacher. In 1898 he joined the Hungarian Theatre, where he played parts in operettas. At the turn of the century he entered the National Theatre, to which he loyally bonded, a bond the institution reciprocated when he was elected into permanent membership in 1923.