How/when did we manage to synch up all the clocks in the world to about the same time (and accounting for timezones)?

by Astrocomet25

Woke up this morning with this random question in my head and realized how recently it must have had to happen

jschooltiger

Hi there -- not discouraging further comments here, but you may be interested in our FAQ section on Calendars and Timekeeping.