(…yes I know it’s a bit off topic but…SE)
Great leap forward at the traffic lights in China – archive
25 August 1966: Revolutionary Chinese Guards say red is the colour of revolution and should be the new green light
Peking, August 24
It will be red for go and green for stop on Peking streets if one group of the Red Guards – vanguard of China’s new “cultural revolution” – gets its way.