William E. Bohn, the translator of Karl Kautsky’s article "Der Imperialismus" ("The Imperialism"), seemed to believe that the terms Kartell and Ultra-Imperialismus were not reasonable for the audience of the International Socialist Review, an American Marxist journal.
William E. Bohn, penerjemah artikel Karl Kautsky berjudul "Der Imperialismus", (= "Imperialisme") beranggapan bahwa istilah Kartell dan Ultra-Imperialismus tidak bisa dicerna oleh pembaca "International socialist review", jurnal Marxis Amerika Serikat.