The Russian Workers' Opposition in 1919-21 advocated trade union management of the Soviet economy and worker dominance of the Russian Communist Party's leading bodies. The Workers' Opposition in the Russian Communist Party: Documents, 1919-30 comprises the most complete set of articles, speeches, theses, memoranda, protocols, resolutions, letters, diary entries, and other documents pertaining to the activity of the Workers' Opposition group during its existence. It also includes materials from the Opposition's individual former members after the group itself dissolved and until its key members ceased their participation in dissenting political activities by 1930.

Most of the documents in this collection have never before been published in English and many have not been published in Russian. The material contained herein represents a major contribution to the documentary material of Soviet history.