So in 1875, there was a whooping 75 different local time used by American railway, 3 of them were in Chicago ALONE.
This wasn’t a unique case, Russian at one point was 13 bloody days behind western Europe.Obviously this is incredible detrimental to trade and any business/activity outside of the local area.
In 1876, A Scottish Canadian Engineer missed his train because of this shenanigans, thus, like most vengence inventions, he proposed a unified 24H concept.
In 1884, during the International Meridian Conference, his 24H was formally adopted.Then in the following years, a global time change went underway AMAZINLY well.Why was the change so swift? Here’s an[example of US’s time zone](https://upload.wikimedia.org/wikipedia/commons/thumb/0/01/Comparative-time-table.jpg/350px-Comparative-time-table.jpg) pre adopting. This was a recurring theme AROUND The world.
A lot of people mix up the reasoning to why Greenwich was picked because “european standardized it” This was not the case. The reason why Greenwich was picked is for 2 reason: The conference, held in US, already decided Greenwich as the prime meridian, and over 70% of sea commerce at the time used charts which used Greenwich as the standard time.
Outside of that, time was chaos everywhere.
Prior to the adoption of UTC, it wasn’t a 24H agreement, while the Western world used the 24H system (inherited from Egyptians) the rest of the world used their local culture. During the reform, there was a SHIT ton of unrest, accusing the reform as a method to “kill their culture”
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