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The English-only effort was an integral part of the Americanization crusade that swept the nation during and after World War I. Underlying the crusade was the doctrine of Anglo-Saxon superiority—the conviction that American traits derived from the English, and that the future of American democracy depended upon the survival of the English language and the dominance of the Anglo-Saxon “race.”
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Eileen H. Tamura (1993) studied this question.
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