Question: Harold Robert Isaacs, was an American journalist and political scientist, Isaacs went to China in 1930 and became involved with left wing politics in Shanghai and wrote "The Tragedy of the Chinese Revolution", about the Chinese Revolution of 1925-27, first published with a preface by which now deceased, Marxist revolutionary, theorist, and Soviet politician?
Sentence (from "Leon Trotsky"): During the early days of the Russian Soviet Federative Socialist Republic (RSFSR) and the Soviet Union, he served first as People's Commissar for Foreign Affairs and later as the founder and commander of the Red Army, with the title of People's Commissar of Military and Naval Affairs.
Relevant evidence: No