Illegal Immigration & Interior Enforcement
Illegal Immigration & Interior Enforcement
Recent Activity

This panel discussion offers perspectives on border policy management from leading officials in the Canadian, Mexican, and U.S. governments, and showcases the MPI book, "Managing Borders in an Increasingly Borderless World."
The 10th annual Immigration Law and Policy Conference featured keynotes by U.S. Senator John McCain (R-AZ) and former Mississippi Governor Haley Barbour, as well as panel discussions covering a range of key immigration topics.
This briefing at the State Capitol in Honolulu, organized in conjunction with the University of Hawaii at Manoa, marked the formal release of a Migration Policy Institute report that presents key demographic and socioeconomic information about the Mexican-origin population in Hawai’i.
MPI experts participate in a video chat shortly after the Migration Policy Institute released an analysis comparing the major provisions of the Senate bill to those of the individual House bills considered to date in House committees.

Testimony of Doris Meissner, Senior Fellow and Director, U.S. Immigration Policy Program, before the Committee on Homeland Security and Governmental Affairs, U.S. Senate.
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Recent Activity
The United States has a long tradition of providing asylum to those in need. But in recent years, case backlogs have grown and many asylum seekers now wait years for a decision. This report examines the factors that have brought the U.S. asylum system to this crisis point and proposes common-sense steps that can be taken to restore timeliness and fairness, while deterring abuses.
As the Trump administration moves to be able to indefinitely detain parents and children intercepted at the U.S.-Mexico border, whether illegal border crossers or asylum seekers, recent apprehension trends and history suggest hardline policies might not be a slam-dunk deterrent with a Central American population often driven by the desire to escape gang or other violence, as this Policy Beat explores.
In a commentary, MPI and Penn State researchers explain why an academic article suggesting the unauthorized population is significantly higher than previously estimated derives from seriously flawed assumptions. The researchers, who peer-reviewed the analysis, find the authors overestimate successful illegal crossings by misapplying data from the 2000s to the 1990s, when crossing patterns were much different.
The Houston metro area, home to 1.6 million immigrants, is diverse and rapidly growing. This report sketches the area's immigrant population, examining top origin countries, key socioeconomic measures, and more. It also explores how Hurricane Harvey affected the immigrant population, and how national policy changes under the Trump administration are being felt locally, including by DACA recipients and asylum seekers.
El Salvador is the smallest country in Central America yet the most densely populated. A stagnant economy, high levels of crime and violence, and natural disasters have pushed growing numbers of people to migrate without authorization or seek asylum abroad, mostly in the United States. This article explores historical and contemporary emigration from El Salvador.
With the #AbolishICE movement catching fire among some on the left, critics of the Trump administration's immigration policies have seized on U.S. Immigration and Customs Enforcement (ICE) as their main target—even condemning it for actions taken by other agencies. This article explores the evolution of ICE and resistance to it, as well as actions taken by the agency itself that have made its mission even more controversial.
Since fiscal year 2010, more than 70,000 immigrant children have applied for Special Immigrant Juvenile (SIJ) status, a pathway to a green card for youth who have been abused or neglected by their parents. Based on interviews with SIJ applicants, judges, and attorneys, this article provides an overview of the SIJ program and identifies limitations on access.
President Trump has made reshaping the U.S. immigration system a top priority. Yet the fragmented nature of policy-making in the United States—with power split between branches and levels of government—has made it difficult to pursue some of his most ambitious proposals. This report explores the evolution of migration policy under Trump, and what these changes may mean in the long run.
People Leave Footprints: Millions More Unauthorized Immigrants Cannot Be ‘Hidden’ in Data Estimates