This report examines a question at the center of current policy debates: under what circumstances can the federal government revoke the citizenship of naturalized Americans based on actions or statements made after they become citizens. The analysis, which provides both legal and historical context, comes as the Trump administration prioritizes denaturalization proceedings “in all cases permitted by law and supported by the evidence.”

A new report finds that welfare use among non-citizens in the United States varies significantly depending on their country of birth and region of origin. 

The analysis uses data from the federal government’s Current Population Survey Annual Social and Economic Supplement and shows that non-citizens from Latin America, Sub-Saharan Africa, and the Middle East have the highest rates of welfare use, while non-citizens from Asia and Europe have the lowest.

U.S. Senate Committee on the Budget

The Center estimates that more than half of the illegal immigrant population resides in sanctuary jurisdictions, with more than one-fifth in California. These policies are a significant hindrance to immigration enforcement and a challenge to the supremacy clause of the Constitution. Equally important, they bring substantial costs to the community.

The Center for Immigration Studies hosted another in its Immigration Newsmaker series with a conversation with Rep. Brandon Gill.

Testimony before the U.S. Senate Committee on the Judiciary

Although the Department of State made valuable corrections in visa processing after the 2001 terrorism attacks, in recent years, too many institutional practices that prioritize visa issuance over security have become the norm.