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 articles, speeches, theses, memoranda, protocols, resolutions, letters, diary entries, and other documents pertaining to the activity of the Workers’ Opposition group during its existence and of its individual former members after the group dissolved and until its key members ceased their participation in dissenting political activities by 1930. Most of the documents in the collection have never before been published in English and many have not been published in Russian. It will appeal to those who study Marxism, trade unions, and Soviet history.