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On This Day: Standard Time Zones begin for the US, Canada

"What time is it?" used to be a surprisingly tricky question to answer in North America. Before Nov. 18, 1883, every city and ...

Today in Chicago History: Standard Time adopted during convention at the city’s Grand Pacific Hotel

The time zones were enacted during the General Time Convention at the Grand Pacific Hotel at LaSalle Street and Jackson Boulevard in Chicago. A plaque at the location — which is just north of the ...