How did 9-5 start in America and spread..?
It was in lots of places up to 70 years prior to Henry Ford being forced into by the unions.
https://en.m.wikipedia.org/wiki/Eight-hour_day_movement
It was in lots of places up to 70 years prior to Henry Ford being forced into by the unions.
https://en.m.wikipedia.org/wiki/Eight-hour_day_movement