text: In preparation for World War I, workers in this industry were granted an eight-hour day through the Adamson Act.
full_question: In preparation for World War I, workers in this industry were granted an eight-hour day through the Adamson Act. In the Civil War, Herman Haupt supervised this industry for the Union and War Secretary Simon Cameron resigned due to his role in profiteering from it. An 1862 act issued bonds to a company in this industry established by Theodore Judah and financed by the Big Four. A Civil War raid using (*) infrastructure from this industry inspired Buster Keaton's film The General. Ruined infrastructure from this industry became "Sherman's Neckties" during the March to the Sea. An 1862 Act of Congress proposed a project in this industry completed at Promontory point with the driving in of a golden spike. For 10 points, the Union Pacific Company is in which industry. 
first_sentence: In preparation for World War I, workers in this industry were granted an eight-hour day through the Adamson Act.
raw_answer: railroads [or rail industry; prompt on transportation] 