November 25 – Andrew Carnegie is born.


May – Carnegie and his family migrate to the United States.


December 19 – Henry Clay Frick is born.


January 2 – The New York Times dubs Carnegie the “Millionaire Socialist.”


April – The first of Carnegie’s articles endorsing the right of workers to unionize appears in Forum. A second article appears in the same publication four months later.


July – Carnegie and Frick settle a strike and lockout at the Homestead works by signing a three-year contract that recognizes the workers’ right to collective bargaining.


June – Frick offers the union a “take it or leave it” contract, setting a deadline of June 24, and then refuses to negotiate. The union rejects his offer.


June 25 – Frick orders notices posted at Homestead that the company will no longer deal with the union, only individual workers. That same day he contacts the Pinkerton National Detective Agency to arrange for private guards (“Pinkertons”) to be dispatched to Homestead to guard the company’s property.


June 29 – Frick begins shutting down various departments at Homestead, a process completed the following day, at which point the workers are locked out.


July 6 – The Pinkerton agents try to take control of the closed Homestead works; hours of bloody fighting ensue, and the striking workers and townspeople prevent the Pinkertons from entering the works.


July 12 – The Pennsylvania state militia arrives in the town to restore order and return the works to Carnegie Steel. They remain until October 13.


July 23 – In an attempt to aid the strikers, an anarchist named Alexander Berkman tries to assassinate Henry Clay Frick. Frick survives the attempt and Berkman is sentenced to 22 years in Western State Penitentiary.


November 20 – Economic necessity forces the workers to return to work, and they vote to end the strike.