International Traffic Light Day


August 8, 2022

International Traffic Light Day is celebrated on August 5. The predecessor of modern traffic lights was installed on August 5, 1914 in America in the city of Cleveland, it had green and red signals. But the first traffic light was invented by Briton Jay Knight in 1868. This traffic light was installed in London near the Parliament, had two semaphore wings and was controlled manually. The first traffic light in Ukraine was installed in 1936 in Kharkiv. See also Traffic lights


Today is International Traffic Light Day. Cited on 2010-08-05 International Traffic Light Day [Archived September 16, 2011 at the Wayback Machine.] (Russian)