At 2 a.m., clocks in most parts of the United States will spring forward one hour as daylight saving time begins.

DST will end at 02:00:00 AM, Sunday, Oct 27, 1918. When local clocks are to be set backward by 1 hour.

Daylight saving time starts this weekend, meaning you'll need to turn your clocks forward, losing one hour of sleep.

Hundreds of years ago, each city would set its own time zone. Clocks might be fifteen minutes ... there were more than 144 local times in North America. In 1883, the major railroad companies ...

DST will end at 02:00:00 AM, Sunday, Oct 27, 1918. When local clocks are to be set backward by 1 hour.

Daylight saving time in 2025, when clocks change ... which oversees time zones in the U.S. Daylight saving time is also not observed in the U.S. territories of: American SamoaGuamNorthern Mariana ...

The Standard Time Act in 1918 was the first introduction of daylight saving time to American clocks. What was then a temporary measure ... The act is also responsible for the five time zones still in ...