Citizenship

Explore all research, analysis, commentary, and data on immigrants achieving citizenship in their country of residence and the policies governing naturalization.

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Repealing Birthright Citizenship Would Significantly Increase the Size of the U.S. Unauthorized Population

Repealing birthright citizenship for babies born on U.S. soil to unauthorized immigrants or temporary visa holders would have a contrary result from its stated aim of reducing the unauthorized immigrant population. Projections from MPI and Penn State show that ending birthright citizenship would increase the unauthorized population by 2.7 million as of 2045 and by 5.4 million as of 2075.

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Noncitizen Voting in U.S. Elections

Get answers to common questions about voting by unauthorized immigrants and other noncitizens, which audits by elections officials and independent research have demonstrated is extremely rare.

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