 Ure states, “The same social forces that find expression in a party or parties of a political system tend to find expression also through the press.” Ure’s view illustrates that this is the reason why there is a weak political parallelism in the US and Canada.Hallin and Mancini consider that typically in a multiparty system the press seems to coincide with strong partisanship of the press.According to Hallin and Mancini, the professionalization of journalism was strongly developed in the liberal countries.