Uncle Sam shaking hands with the marquis de Lafayette (1757-1834).

Uncle Sam shaking hands with the marquis de Lafayette (1757-1834). LOC Summary: America entered the war April 2, 1917. LOC Notes: Title supplied by curator. Date Created/Published: Paris : Cornille & Serre, 1917. World War I poster provided by LOC. Original medium: 1 print (poster) : lithograph, color ; 120 x 80 cm.