The life and work of composer, organist and choir leader Aleksandras Kačanauskas is associated with the cultural panorama of the cities of Riga, Warsaw, St. Petersburg, Kaunas, and Vilnius during the first half of the 20th century. A well known public figure in the world of music, Aleksandras Kačanauskas was one of the first initiators, organizers, and soloists with the Lithuanian Opera Theatre. Vocal music made up the greater portion of Aleksandras Kačanauskas' oeuvre.