when did the us daylight savings time start
History of time in the United States Use of standard time gradually increased because of its obvious practical advantages for communication and travel. Standard time in time zones was not established in U.S. law until the Standard Time Act of 1918 of March 19, 1918, also known as the Calder Act (15 USC 260).[1][2] The act also established daylight saving time, itself a contentious idea.
United States Secretary of Labor Alexander Acosta is the current U.S. Secretary of Labor since April 28, 2017.
National World War II Memorial Ground was broken in September 2001. The construction was managed by the General Services Administration.
President of the United States Donald Trump of New York is the 45th and current president. He assumed office on January 20, 2017.