- Originally conceived by Benjamin Franklin in 1784, Daylight Savings Time (DST) was first used in Thunder Bay, Canada, in 1908
- In 1916 Germany because the first country to institute daylight savings time to save coal for more important uses
- The U.S. first instituted DST in 1918, though it was repealed between World Wars I and II
During World War II clocks in Britain were advanced two hours in the summer in what was known as “double summer time”
- In 2007 the extension of DST by four weeks resulted in decreasing the nation’s energy use by 0.5%
- Prior to the Uniform Time Act of 1966 each locality could set its own start and ending dates for DST
- Indiana adopted DST in 2006 leaving Arizona and Hawaii as the only states that do not observe it
- At the spring time change Amtrak trains traveling overnight will become one hour late and will attempt to make up the time while at the fall time change Amtrak trains traveling overnight will normally hold at the next station after the time change then depart on time
- In 2014 Russia repealed DST, but allowed 2 dissenting regions to remain on it bringing the total number of time zones in Russia from 9 to 11
- No American babies have a birth time between 2a and 3a on the date of the spring time change
- DST is most widely used in North America and Europe and is much less common elsewhere
