What was the goal of creating a year-long daylight savings time during the oil embargo?
to make it a hassle for everyone
to lessen the gasoline lines
to lower the consumption of oil
to change the time people drove

One of the main goals of creating a year-long daylight savings time during the oil embargo was "to lower the consumption of oil", since this meant people would go to sleep earlier and have more daylight, which meant less oil consumption. 

February 1848 is when it was added. if that's what you were asking