The article analyzes journalism, speeches and memories of Mykhailo Hrushevsky 1917–1926 where the head of the Central Council of Ukraine (CCU) set out his vision of the problems of formation of the supreme representative body in Ukraine in 1917–1918, its legislation, the prospects of participatory democracy in Ukrainian People’s Republic (UPR). It is proved that  in spite of populist and socialist views Mykhailo Hrushevsky developed the basic principles of parliamentarism, giving accurate estimates of contemporary for those days European Parliaments, critically evaluated the experience of the CCU and its role in creating the legal and political system of UPR.

Keywords: political representation, the CCU legislation, the autonomy and independence of the UPR, UPR Constitution, the prospects of the Soviet Republic