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Grandfather clocks are pictured in a clock collection in central France, on March 24, 2015. This year, clocks will spring forward an hour to summer time on March 30, 2015. Daylight saving time was first introduced in 1973 with the oil crisis for the sake of saving energy and is applied today in more than 70 countries. AFP PHOTO / GUILLAUME SOUVANT (Photo credit should read GUILLAUME SOUVANT/AFP/Getty Images)

When Is Daylight Saving Time? Why Do We Set The Clocks Back?

November 4, 2017 11:00 am Published by kmvq <p>Americans will turn the clock back one hour at 2 a.m. Eastern Standard Time on Sunday, November 5.</p>