sentences:  The party did largely contain the political violence of former revolutionary generals.In the first years of the party's existence, the PNR was the only political machine in existence.During this period, known as "Maximato" (named after the title Calles gave himself as "Maximum Chief of the Revolution"), Calles remained the dominant leader of the country and Ortiz Rubio (1929–32) and Abelardo L. Rodríguez (1932-34), have been considered in practice subordinates of Calles.