December 15, 1924 The first national initiative to address the widespread and steadily increasing fatalities and injuries caused by traffic accidents was launched in Washington, D.C. This initiative was a two-day conference. More than 900 representatives of municipal and state police departments, automobile organizations, other stakeholders in the motor-vehicle industry, educational groups, and civic associations... Continue Reading →

On November 20, 1923, Garrett Augustus Morgan (1877-1963) was granted U.S. patent 1,475,074 for a three-position traffic signal he had developed. Morgan, who was the son of former slaves, had started out life in Kentucky but moved to Ohio as a teenager. He ended up living in Cleveland, where he established himself as a highly regarded... Continue Reading →

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