Uncle Sam—He the Man! Don’t Mess with the U. S.
The Most Famous Recruitment Poster Uncle Sam—He the Man!
Courtesy of Ms. Susan Pojer Horace Greeley HS Chappaqua, NY.
The Yanks Are Coming! The Yanks Are Coming!. General John J. Pershing, (Black Jack) commanding general of the AEF. Referred to as the Doughboys and Yanks.
