In the late 1800s, newsboys--or "newsies"--were a critical part of the newspaper industry. They bought stacks of papers from newspaper publishers and then sold them on city streets for a small profit. But in 1898, William Randolph Hearst's New York Journal and Joseph Pulitzer's New York World raised the cost of 100 papers by 10 cents. The price increase cut into the newsboys' profits, and by the summer of 1899 their frustration boiled over. They banded...