The Homestead Strike was a labor lockout and strike which began on June 30, 1892, culminating in a battle between strikers and private security agents on July 6, 1892. It is one of the most serious labor disputes in U.S. history. The dispute occurred in the Pittsburgh-area town of Homestead, Pennsylvania, between the Amalgamated Association of Iron and Steel Workers (the AA) and the Carnegie Steel Company. The AA was an American labor union formed in 1876. A craft union, it represented skilled iron and steel workers. The AA's membership was concentrated in ironworks west of the Allegheny M...

The Carnegie Institute of Technology (Carnegie Tech or CIT), one of the predecessors to Carnegie Mellon University, was founded in 1900 by Andrew Carnegie as the Carnegie Technical Schools. His stated intention was to build a "first class technical school" in Pittsburgh, Pennsylvania, for the children of local steel mill workers. In about a century, it has expanded from four small programs to become Carnegie Mellon.

More than 2,500 Carnegie libraries were built, including some belonging to public and university library systems. Carnegie earned the nickname Patron Saint of Libraries. Of the 2,509 such libraries funded between 1883 and 1929, 1,689 were built in the United States, 660 in Britain and Ireland, 125 in Canada, and others in Australia, New Zealand, Serbia, the Caribbean, and Fiji. Very few towns that requested a grant and agreed to his terms were refused. When the last grant was made in 1919, there were 3,500 libraries in the United States, nearly half of them built with construction grants pa...

Carnegie Steel Company was a steel producing company created by Andrew Carnegie to manage business at his steel mills in the Pittsburgh, Pennsylvania area in the late 19th century.

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