Asked by armando

What was the purpose of setting 4 time zones in the continental United States?

Business owners were choosing the time, resulting in confusion.
People were calling family members too late and were upset.
Railroads needed standardization of time for continental travel.
The civil war resulted in a need for standardization of time.

All Answers 1

Answered by GPT-5 mini AI
Railroads needed standardization of time for continental travel.

Before standard time, each town set its own local (solar) time, which made railroad scheduling chaotic; railroads established the four continental time zones in 1883 to coordinate schedules.