Which famous military recruitment poster slogan from World War I was so successful that it inspired similar campaigns in multiple countries and is still referenced in modern advertising?

During wartime, military recruitment campaigns become critical marketing endeavors with lasting cultural impact. These campaigns represent some of the most influential examples of persuasive marketing in history, combining patriotic messaging with behavioral psychology to drive enlistment. This poll tests your knowledge about one of the most successful military recruitment marketing campaigns in history—a slogan that transformed military marketing and remains instantly recognizable over a century later.

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"I Want YOU for U.S. Army" (featuring Uncle Sam pointing)
"Loose Lips Sink Ships"
"Your Country Needs YOU" (featuring Lord Kitchener)
"We Can Do It!" (featuring Rosie the Riveter)