Imperialism was just big at the time, what better than to proudly say “hey, look, we have Hawaii”. That’s all I can think of... sorry if this doesn’t help at all.
One of the main goals of creating a year-long daylight savings time during the oil embargo was "<span>to lower the consumption of oil", since this meant people would go to sleep earlier and have more daylight, which meant less oil consumption. </span>
