 The Việt Minh then collaborated with French colonial forces to massacre supporters of the Vietnamese nationalist movements in 1945–1946, and of the Trotskyists.Trotskyism in Vietnam did not rival the Party outside of the major cities, but particularly in the South, in Saigon-Cochinchina, they had been a challenge.From the outset, they had called for armed resistance to a French restoration and for an immediate transfer of industry to workers and land to peasants.