Why would the original release of Baby Face (1933) have run into problems with the Breen Office had it been released after July 1, 1934?

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The original release of Baby Face (1933) featured a female protagonist who uses her sexuality to climb the social ladder. Her behavior is overtly sexual, which would have run afoul of the Production Code and the Breen Office had it been released after July 1, 1934. The Production Code was a set of industry standards that regulated morality in movies, and the Breen Office was the regulatory body responsible for enforcing those standards. The code prohibited overt sexual behavior, and any depiction of it would have been censored by the Breen Office.

Why Would the Original Release of Baby Face (1933) Have