This event led to an assassination plot by Arthur Thistlewood against the (*) British cabinet at Lord Harrowby's house.
The only banner to have survived this event stated "Unity and Strength" and was carried by Thomas Redford. One act passed in response to this event forbade the meeting of 50 or more men to discuss matters of "church or state" without a magistrate's or sheriff's permission. The Seditious Meetings Act was passed in response to it and Hugh Birley may have been drunk during this event. This event led to an assassination plot by Arthur Thistlewood against the (*) British cabinet at Lord Harrowby's house. In addition to prompting the failed Cato Street Conspiracy, this event led Robert Jenkinson, the Prime Minister during this event, to pass the Six Acts. This event proceeded the Spa Field riots and was named for the Duke of Wellington's victory at Waterloo. For 10 points, name this British massacre of people who were gathered to listen to Henry Hunt.
The only banner to have survived this event stated "Unity and Strength" and was carried by Thomas Redford.
Peterloo massacre [accept Battle of Peterloo]