Those posters, which showed Uncle Sam pointing at the viewer accompanied by the straightforward tagline of “I want you for U.S. Army,” cemented the symbol’s place in U.S. history.

His piece reads, “I want you to talk about your feelings.” “And where (Uncle Sam’s) face is, I drew over it, and I used my image of a ghoul,” he said. The face can be jarring, he said.

These attributes belonged to Uncle Sam, as seen in the famed "I want YOU for U.S. Army" poster that helped recruit legions of young men to fight in World Wars I and II.

That led to an Army recruiting poster that has stood the test of time. But there's more to America's most well-known uncle. Here are five things about Uncle Sam you might not know.