What caused the new moral code of the 1920s?

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Explanation:

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The new morality of the 1920s can be defined as liberalism. It was the idea that all individuals are entitled to freedom and equality. The new morality of the 1920s affected gender, race, and sexuality during the 1920s. ... Concerning gender, the 19th Amendment gave women the right to vote.  

nafta and the union are used as a trade between other countries these   organizations are used as spokes person for the country