Whakaotihia te rerenga e whai ake nei: I muri i te Huringa o Oketopa, ka puta mai nga rereketanga i roto i te roopu. I te tau 1921, i tukuna e te roopu te "Platform of the Russian Social Democratic Labour Party", e karanga ana kia whakakorehia te mana motuhake o te Ropu Communist, i kitea he mea tino rereke mai i te mana o te proletariat, te whakawhiwhi i nga waahanga nui o te umanga me te tuku tika pooti ki nga kaiahuwhenua me te hunga e kiia ana e te kawanatanga Soviet ko te akomanga bourgeois. Mai i te tīmatanga o te 1921 i muri i te tukinga o te
Ko te whakaekenga o te Kronstadt garrison, te 10th Communist Party Congress me te whakauru i te Kaupapahere Hokohoko Hou (NEP) me te whakamutu i te whakakahoretanga o te witi mai i nga kaiahuwhenua, i akina te Russian Social Democratic Labour Party ki te mahi i raro i te whenua i Soviet Russia me te Soviet Union me te tuwhera anake i te whakarau i Uropi me Amerika ki te Raki. I whakatuhia te Tumuaki o tawahi o te roopu i te tau 1920 a i te tuatahi i noho ki Berlin (tae atu ki te 1933), katahi ka neke ki Paris, a i te tau 1940 ka neke ki New York City. I te whakarau, ko te roopu he roopu iti i Geneva, Liège, Berlin, Paris, Bern me New York City. Ko Martov raua ko Abramovich te tumuaki o te Tumuaki o waho tae noa ki te tau 1923, i te wa i whakahaerehia e Fyodor Dan raua ko Abramovich. Ko Aron Jugov te hēkeretari o te Tumuaki o waho.