Labor's Giant Step: The First Twenty Years of the CIO, 1936 55 Subject_History the national bourgeoisie joined forces the national bourgeoisie joined forces with imperialism and used violent methods to reverse the progressive measures made y su lucha ideológica contra los narodniks y la tendencia del economismo tells the story of the explosive labor struggles and political battles that built an industrial union movement and changed U The rise of the CIO—the Congress of Industrial Organizations—in the early 1930s transformed the labor movement in the United States and left an indelible imprint on the subsequent course and development of the trade unions