Provisional Theatre (Prague) bias in favour of Italian opera was replaced by Smetana's more balanced repertoire, which mixed Italian, German and French pieces with such Slavonic and Czech works as he could find. Apart from his own compositions ("The Bartered Bride", "The Brandenburgers in Bohemia" and "Dalibor", Smetana introduced works by the Czech composers Lepold Eugen Měchura and Josef Rozkošný, but was nevertheless attacked by some parts of the music establishment for giving insufficient encouragement to native talent. Efforts to remove him from his post, and to reinstate Maýr, were unsuccessful. Smetana was responsible for the establishment of an independent school attached to
Matus Tomko Dvorak International Vocal Competition in opera singing in Karlovy Vary, Czech Republic. As a principal soloist at the State Theatre in Kosice he has sung many roles of the world repertoire (Brander in Faust, Mícha – in the Bartered Bride, Samuel Ribbing in Un Ballo in Maschera by G. Verdi, Marchese d'Obigny in La Traviata by G. Verdi, Masetto in Don Giovanni by W. A. Mozart, captain Zuniga in Carmen by G. Bizet, etc.). In 2009, he performed the role of Jan (John) in the worldwide premiere of the original Slovak opera - Šavol (Saul) of which the music was