rephrase
August spies gave a speech telling striking workers to stand by the union or their strike would not work for better pay.When the bell rung for workers who broke the strike the unionists striking attacked the workers who went, causing the police to open fire.The next day where august spies and albert parsons gave speeches,and suddenly the police went in to stop the rally which caused protestors and police to fight, and ended with a bomb going off killing 6 officers.