Consider that this is a long battle. The fight for the 40 hour work week started as far back as 1817, with Robert Owen. A century later most workers still had longer hours, despite a strong and persistent escalation in union pressure.
The decades since 40 hour work weeks became fully ingrained in most of Europe is peanuts in comparison, and yet a number of countries have gone further.
The decades since 40 hour work weeks became fully ingrained in most of Europe is peanuts in comparison, and yet a number of countries have gone further.