After the Polish-Soviet war of 1919-1920, the western part of the Belarusian lands was included in Poland under the Treaty of Riga of 1921, where the Belarusians found themselves under severe national and social oppression. This book tells about the struggle of Western Belarus for freedom and justice, about the hero of the Western Belarusian national liberation movement Sergei Osipovich Pritytsky and his feat.