The history of musical theatre in Saransk began in September 1935, the first operetta of "the Beggar student" K. milleker, and since then, the operetta has become an integral and beloved genre of theatre. In 1937 the theatre was reorganized into the theatre of Opera and ballet, in 1959 he became a musical-dramatic theatre, and in 1969 the building on Sovetskaya street for a long time United the two troupes: Russian drama Theatre of the Republic of Mordovia and the Theatre of musical Comedy.

Since the founding of the theatre darling of the public becomes an actor, he has a very beautiful voice and rich technique - Hilary Maksimovich Yaushev. In 1994, the State musical theatre of the Republic of Mordovia was named people's artist of Mordovia and honored artist of the RSFSR I. Yaushev.

For the anniversary season in 2011 State music theatre. I. Yaushev received a magnificent gift and moved to a new modern building with a huge hall on 714 sites and technically equipped stage, with an area of 400 sq. m.

Nowadays the State musical theatre. I. Yaushev puts operetta, Opera, ballet and musical performances, regularly holds festivals and gladly takes on the big stage of famous artists. True to its tradition, the theater continues to operate as classic works of world music, and works of national composers of the Republic of Mordovia.