This essay is dedicated to an analytical study of the Fourteen Bagatelles op. 6 by Bela Bartok. The main focus is based on the impact of Slovak and Hungarian folk music, and its modal heritage, upon Bartok''s fourteen Bagatelles: No. I, III, IV, V, VI, VIII, and XI. These pieces are analyzed with an emphasis on folk-music sources, which are the core of Bartok''s Bagatelles. The structure and modal content of folksong are the main characteristics of his compositional style, newly developed during the years 1904 - 1908. The goal of this research paper is to examine Bartok''s use of modes, their...