Enforcement

The U.S. immigration system is complex and can be difficult to understand. These resources provide key data points, historical information, and background on hot topics in immigration. Learn the basics about immigration.

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Publication Date: 
November 9, 2009
From the Revolutionary War to the current conflicts in Afghanistan and Iraq, immigrants have made significant contributions to the United States by serving in our military forces. Today, immigrants...
Publication Date: 
June 17, 2009
The Department of Homeland Security released a report this week showing that apprehensions...
Publication Date: 
March 9, 2009
The Center for Immigration Studies (CIS), as well as the Heritage Foundation, have recently claimed that up to 300,000 construction jobs...
Publication Date: 
December 17, 2008
Over the past year and a half, Maricopa County Sheriff Joe Arpaio of Arizona has transformed his police department into an immigration-enforcement agency, gaining international publicity in the...
Publication Date: 
August 6, 2008
Over the past year and a half, County Sheriff Joe Arpaio of the Maricopa County Sheriff’s Office (MCSO) has transformed his police department into an immigration-enforcement agency, gaining...
Publication Date: 
June 1, 2008

This Practice Advisory offers a short introduction to habeas corpus, addressing when and how a petitioner may file a petition for writ of habeas corpus in the immigration context.

Publication Date: 
June 1, 2008
Since the terrorist attacks of September 11, 2001, changes in federal, state, and local law-enforcement priorities and practices have had a profound impact on America’s Muslims, Arabs, and South...
Publication Date: 
May 22, 2008
While the U.S. government has poured billions upon billions of dollars into immigration enforcement, the number of undocumented immigrants in the United States has increased dramatically. Rather than...
Publication Date: 
May 21, 2008
Since the mid-1980s, the federal government has tried repeatedly, without success, to stem the flow of undocumented immigrants to the United States with immigration-enforcement initiatives: deploying...
Publication Date: 
May 1, 2008
This report provides an overview of SSA’s no-match letter program, a summary of DHS’s new supplemental proposed rule regarding no-match letters, and an overview of the unintended consequences of no-...

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