 As revealed in his last public speech in Algiers , Guevara had come to view the Northern Hemisphere , led by the U.S. in the West and the Soviet Union in the East , as the exploiter of the Southern Hemisphere . He strongly supported Communist North Vietnam in the Vietnam War , and urged the peoples of other developing countries to take up arms and create " many Vietnams " . Che 's denunciations of the Soviets made him popular among intellectuals and artists of the Western European left who had lost faith in the Soviet Union , while his condemnation of imperialism and call to revolution inspired young radical students in the United States , who were impatient for societal change . 
