Daylight savings time 2011

Daylight savings time 2011
In the northern hemisphere, daylight saving time generally begins in March and ends in November.
Daylight savings time 2011
Ben Franklin was apparently the first person to suggest the concept of daylight saving, according to computer scientist David Prerau, author of the book Seize the Daylight: The Curious and Contentious Story of Daylight Saving Time.
Daylight savings time 2011
It wasn't until World War I that daylight saving time was realized on a grand scale.

Source : http://www.ibtimes.com/articles/240019/20111030/daylight-saving-time-2011-end-november-6.htm