Which American city witnessed the first Labor Day celebration in 1882? New York City Chicago Boston Philadelphia None Who signed the Labor Day bill into law, officially making it a federal holiday? Abraham Lincoln Franklin D. Roosevelt Grover Cleveland Theodore Roosevelt None What event, known as the "Pullman Strike," had a significant impact on the recognition of Labor Day as a federal holiday? Haymarket Riot Homestead Strike Great Railroad Strike Bread and Roses Strike None In addition to honoring workers, Labor Day is often seen as the unofficial end of which season? Spring Summer Fall Winter None Labor Day's original purpose was to recognize the contributions of which group of workers? Skilled artisans Factory owners Agricultural laborers Labor union leaders None Time's up