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Which comic book featured Captain America’s first appearance?

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Chris Evans as Captain America stands in costume holding his shield, with an American flag and sunlight in the background. — Captain America Chris Evans as the title character in *Captain America: The First Avenger* (2011), directed by Joe Johnston.

Captain America made his first appearance in Captain America Comics no. 1, which was published in March 1941 by Timely Comics (later known as Marvel Comics).12