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Events on Friday 11 November 1887 1
1887Haymarket anarchists executed in ChicagoFour men hanged following 1886 bombing convictionsFour anarchists convicted in connection with the 1886 Haymarket Square bombing are hanged in Chicago after appeals fail, despite international protests over the fairness of their trial. The executions make martyrs of the men within the international labor movement. The case later inspires the designation of May Day as an international workers' holiday.