<prompt> Pedzisa mutsara unotevera: Mukusarudzwa kwemutungamiri wenyika muna 1912, Eugene V. Debs akagamuchira 5.99 yemavhoti akakurumbira huwandu hwevhoti 901,551, nepo huwandu hwake hwevhoti 913,693 mumushandirapamwe wa1920, kunyange hazvo hushoma muzana-huchenjeri, hunoramba huri hwepamusoro-soro hwose hweSocialist Party musarudzo muUnited States. MuUnited States, Communist Party USA yakaumbwa muna 1919 kubva kune vaimbova vateveri veSocialist Party of America. Mumwe wavakatanga, James Cannon, gare gare akava mutungamiriri wamasimba aTrotskyist kunze kweSoviet Union. Kuderera Kukuru Kwemari kwakatanga muUnited States musi weChipiri Chishanu, October 29, 1929. Mwero wokushaikwa kwemabasa wakapfuura 25, mitengo nemari zvaiwana vanhu zvakaderera ne20 kusvika ku50, asi zvikwereti zvakaramba zviri pamwero wakafanana. Mabhangi 9.000 akakundikana mukati memakore gumi ama30. Pakazosvika 1933, vaichengeta mari vakaona madhora mabhiriyoni 140 emari yavo yakanyangarika pamusana pokukundikana kwemabhangi akanga asina inishuwarenzi. Muna 1921 kwakamuka kumukira kukuru kwakashongedzerwa nezvombo munhau yavashandi veAmerica: Hondo yeBlair Mountain. Vashandi vemumigodhi yemarasha vane zviuru gumi kusvika ku gumi nezvishanu vakapandukira muWest Virginia, vachirwisa mitsetse yomumakomo yemakomba akagadzirwa nemakambani emarasha namapurisa omunzvimbomo. Vashandi vakarongeka vachipesana nemamiriro avo ezvinhu ari kuderera uye vezvematongerwe enyika vakaita basa rinokosha. Muna 1934 Minneapolis Teamsters Strike inotungamirirwa neTrotskyist Communist League of America,  <response>: Kuramwa basa pamhenderekedzo yegungwa yeWest Coast kwaitungamirirwa neCommunist Party USA, uye kuramwa basa kweToledo Auto-Lite kwaitungamirirwa neAmerican Workers Party, kwakaita basa rinokosha mukuumbwa kweCongress of Industrial Organizations CIO muUSA. 