Unauthorized Immigration/Irregular Migration
Explore all research, analysis, commentary, and data on unauthorized immigrants and irregular migrants, terms used in different parts of the world to describe the individuals who lack the right to reside legally in their country of destination, as well as the policies and enforcement practices affecting them.
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U.S. Immigration Policy under Trump: Deep Changes and Lasting Impacts
President Donald Trump has driven deep changes to U.S. immigration in his first year, but courts, Congress, and state and local resistance have blocked the most ambitious aims.
Far from a Retreat, the Trump Administration’s Border Policies Advance its Enforcement Aims
President Donald Trump's June 2018 order ending family separation advanced a broader strategy to detain all asylum-seeking families and narrow credible-fear claim grounds.
After the Storm: Learning from the EU response to the migration crisis
The European Union made real gains in crisis coordination after the 2015-16 crisis but still lacks permanent mechanisms to manage future emergencies—and risks losing the progress made.
Horst Seehofer’s Migration Plan for Germany: Another nail in the coffin of Europe’s asylum system?
German Interior Minister Horst Seehofer's plan to bar asylum seekers at German borders conflicts with EU and international law and threatens the Common European Asylum System.
Crisis at the Border? Not by the Numbers
Despite the declaration of crisis at the U.S.-Mexico border, May 2018 apprehensions matched levels from 2013 to 2016, as flows shifted toward families and asylum seekers.
House Bills Would Largely Dismantle Asylum System at U.S.-Mexico Border
Two 2018 House Republican bills would sharply curtail the U.S. asylum system by declaring Mexico a safe third country and eliminating protections for unaccompanied minors.
A Narrower Path in the House for Most DREAMers
Covering fewer Dreamers than Senate proposals, a pair of 2018 House bills would protect anywhere from 590,000 to 1.25 million young unauthorized immigrants, MPI estimates.
In Search of Safety, Growing Numbers of Women Flee Central America
Women from Central America face femicide and forced gang recruitment, and receive inadequate protection in the United States and upon return home.
Family Separation and “Zero-Tolerance” Policies Rolled Out to Stem Unwanted Migrants, But May Face Challenges
The April 2018 “zero-tolerance” policy criminalizing all irregular border crossers will strain courts and detention, with little evidence it will deter unauthorized arrivals.
The Changing Landscape of Interior Immigration Enforcement Under Trump
Marking the release of an MPI study, this discussion examines the operation of today’s interior enforcement system and how state and local governments, civil society, and consulates are responding.
