What makes Nowy horyzont by SBB notable?

This album is significant for its ambitious structure and lengthy compositions, particularly the epic 'Wolność z nami,' which showcases the band's musical prowess. 'Nowy horyzont' received critical acclaim within Poland and helped establish SBB as a leading force in the Eastern European progressive rock movement. Released in January 1975, 'Nowy horyzont' was SBB's third studio album, following their breakthrough self-titled debut in 1974. At this point, the band had solidified their reputation in Poland's progressive rock scene, blending jazz elements with rock to create a unique sound.