Criticism and protests followed the decision to cancel a controversial “Palestine Congress” in Berlin on Saturday, which was originally set to run for three days but was halted hours after it opened. The organizers of the conference said that the police had undermined democratic rights by cancelling the event. There were also several street protests in Berlin and the city’s police were out in force. Police on Friday broke up the pro-Palestinian conference in the Tempelhof area of Berlin and asked some 250 participants to leave the hall just two hours after the event began. Organizers of the co…