In what decade did a new amendment to the United States Constitution broaden the definition of citizenship? A The 1840s
B The 1850s
C The 1860s
D The 1870s

Fourteenth Amendment, amendment (1868) to the Constitution of the United States that granted citizenship and equal civil and legal rights to African Americans and slaves who had been emancipated after the American Civil War, including them under the umbrella phrase “all persons born or naturalized in the United States. .

united states government;

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