generate questions: Starting on 30 April 1916, Germany and its World War I ally Austria-Hungary were the first to use DST (German: Sommerzeit) as a way to conserve coal during wartime. Britain, most of its allies, and many European neutrals soon followed suit. Russia and a few other countries waited until the next year and the United States adopted it in 1918.
What year did Germany decide to try DST? {sep_token} What is the German word for Daylight Saving Time? {sep_token} What natural resource were Germany and Austria-Hungary trying to conserve by using DST? {sep_token} What year did the United States get on board with DST?