Peterloo Massacre memorial because it under reported the incident as a dispersal, and the deaths were omitted completely. In a 2006 survey conducted by "The Guardian", Peterloo came second to St. Mary's Church, Putney, the venue for the Putney Debates, as the event from radical British history that most deserved a proper monument. A Peterloo Massacre Memorial Campaign was set up to lobby for a more appropriate monument to an event that has been described as Manchester's Tiananmen Square. In 2007, Manchester City Council replaced the original blue plaque with a red one, giving a fuller account of the events of 1819.
Peterloo Massacre Captain Hugh Hornby Birley, a local factory owner, arrived at the house from where the magistrates were watching; some reports allege that they were drunk. Andrews, the Chief Constable, instructed Birley that he had an arrest warrant which he needed assistance to execute. Birley was asked to take his cavalry to the hustings to allow the speakers to be removed; it was by then about 1:40 pm. The route towards the hustings between the special constables was narrow, and as the inexperienced horses were thrust further and further into the crowd they reared and plunged as people tried to get