Archive: Congressman Tim Ryan@RepTimRyanPart 1/TBD: STOP & consider, Cleveland boasts America's first traffic light (Aug 5, 1914). Now GO and read about ithistory.comFirst electric traffic signal installedThe world’s first electric traffic signal is put into place on the corner of Euclid Avenue and East 105th Street in Cleveland, Ohio, on August 5, 1914. In the2:40 PM · Mar 2, 20161 Like