1900

• In January, 250,000 U.S. children under age 15 worked in mines and factories rather than attending school.
• On January 10, the National Civic Federation is established in Chicago to promote labor-management relations with representatives from business, labor, and the public.
• In February, the Alabama State Federation of Labor becomes the first U.S. union to integrate African American and white workers.
• On March 14, Congress passes the Gold Standard Act, empowering the U.S. Treasury to use gold in its transactions.
• On March 18, veteran train engineer John Luther "Casey" Jones, thirty-six, is killed when his train crashes near Vaughan, Mississippi. His heroic efforts to save as many lives as possible are later immortalized by another railroad worker in the ballad "Casey Jones."
• On March 31, The Saturday Evening Post carries the first national advertisement for...