December 2, 1918: days after the end of the Great War, the Cunard liner Mauretania, flying the Royal Navy’s White Ensign and still camouflaged with anti-submarine dazzle painting, brings American soldiers back to New York. Source: George Grantham Bain Collection, Library of Congress, http://www.loc.gov/pictures/item/ggb2006003377/. Photoshopped.