Immigration 101

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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Fact Sheet
Temporary Protected Status: An Overview

This fact sheet provides an overview of how Temporary Protected Status designations are made, what benefits TPS confers, and how TPS beneficiaries apply for and regularly renew their status.

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All Immigration 101 Content

  • Fact Sheet

Ties that Bind: Immigration Reform Should be Tailored to Families, Not Just Individuals

Publication Date: 
May 1, 2005
Given the extent to which undocumented immigrants already living in the United States are part of U.S.-based families, comprehensive immigration reform must include more than just a new temporary...
  • Special Report

Diversity and Transformation: African Americans and African Immigration to the United States

Publication Date: 
March 1, 2005
Successive generations of African immigration have continuously transformed the African American community and the sociopolitical climate of the United States.
  • Research and Analysis

Remembering December 17: Repeal of the 1882 Chinese Exclusion Act

Publication Date: 
December 1, 2004
December 17 marks the anniversary of the 1943 repeal by Congress of the Chinese Exclusion Act of May 6, 1882. With only a few exceptions, this law barred any Chinese from immigrating to the United...
  • Fact Sheet

Power and Potential: The Growing Electoral Clout of New Citizens

Publication Date: 
October 1, 2004
Immigrants – and groups in which immigrants are a large percentage of the population, such as Latinos and Asian/Pacific Islanders (APIs) – are a growing portion of the U.S. electorate. In a closely...
  • Special Report

The McCarran-Walter Act: A Contradictory Legacy on Race, Quotas, and Ideology

Publication Date: 
June 1, 2004
The McCarran-Walter Act of 1952 ended the blanket exclusion of immigrants based on race and created the foundation for current immigration law, but imposed a racialized immigration quota system and...
  • Research and Analysis

"Eating Bitterness": The Impact of Asian-Pacific Migration on U.S. Immigration Policy

Publication Date: 
May 1, 2004
Asian-Pacific migration to the United States has had a positive impact on immigration and refugee law by contributing to the demise of exclusion acts against non-whites and of the nationality-based...
  • Research and Analysis

The Lessons of 9/11: A Failure of Intelligence, Not Immigration Law

Publication Date: 
December 1, 2003
In the hours following the deadly terrorist attacks of September 11, 2001, the United States government took the extraordinary step of sealing U.S. borders to traffic and trade by grounding all...
  • Research and Analysis

Minority Newcomers: Fair Comparisons of Immigrants and the Native Born

Publication Date: 
November 1, 2003
Comparisons of the mostly “minority” foreign-born and mostly “white” native-born populations that fail to account for the socioeconomic impact of ethnicity incorrectly suggest that place of birth,...
  • Research and Analysis

Migrating to Recovery: The Role of Immigration in Urban Renewal

Publication Date: 
July 1, 2003
Policymakers in states from Iowa to Utah and in cities from Albuquerque to Boston have realized that immigration is a key source of long-term economic vitality, particularly in urban areas...
  • Research and Analysis

U.S. Soldiers from Around the World: Immigrants Fight for an Adopted Homeland

Publication Date: 
March 1, 2003
As American troops, including many immigrants, are now engaged in military action in Iraq, the Immigration Policy Center has updated its fact sheet about the role and participation of immigrants in...
  • Blog

Here Are the Immigration Cases Before the Supreme Court This Term

November 18, 2021

The United States Supreme Court will face challenging questions impacting immigration law as it begins considering cases in its October 2021 term. The Court’s decisions on these cases will impact...

  • Blog

The Border Isn’t Open. Just 1 in 3 People at the Border Last Year Could Access the Asylum Process.

October 26, 2021

The Department of Homeland Security (DHS) published new data last week showing that over the past 12 months, the Border Patrol has carried out nearly 1.7 million apprehensions at the southern...

  • Blog

US Policy Toward Haitian Immigrants Is Part of a Long, Troubled History

September 24, 2021

Shocking images have emerged of Border Patrol officers on horseback charging toward Haitian immigrants in and around the border town of Del Rio, Texas. Thousands of Haitians have come to our...

  • Blog

Fear of Another 9/11 Continues to Drive US Immigration Policy 20 Years Later

September 14, 2021

The September 11th terrorist attacks not only led to the tragic deaths of 2,977 people, they fundamentally changed the nature of immigration law and policy in the United States. Since 9/11, the U....

  • Blog

The House Offers First Glimpse at Legalization for Millions of Immigrants Through Reconciliation

September 13, 2021

House Democrats began to mark up a budget reconciliation bill on September 10 that would provide a path to legal status for millions of undocumented immigrants in the United States. Although the...

  • Blog

California Law Would Prevent Transfers From Local Law Enforcement to ICE Custody

September 9, 2021

Proposed legislation in California that would further limit the state’s involvement in immigration detention has made progress toward becoming law. The VISION Act would prevent transfers to U.S....

  • Blog

President Biden is Overseeing a Historic Decline in Legal Immigration

August 31, 2021

The Biden administration predicts that it will fail to issue many of the legal permanent resident visas—also known as green cards—allotted this year for immigrants who have been sponsored by a U.S...

  • Blog

Felony Reentry Immigration Law Is Unconstitutional Due to Racist Origins, Judge Rules

August 27, 2021

The post Felony Reentry Immigration Law Is Unconstitutional Due to Racist Origins, Judge Rules...

  • Blog

Diversity Visa Lottery Winners Might Lose Chance to Come to the U.S. Due to Delays, Trump Policies

August 25, 2021

For the second year in a row, many winners of the diversity visa lottery face the prospect of losing their chance to come to the United States because the federal government can’t—or won’t—issue...

  • Blog

People of Color Made Up All of the United States’ Population Growth in the Last 10 Years

August 18, 2021

Demographers have known for decades that the United States is well on its way to becoming a predominantly multi-racial and multi-ethnic society. New data from the 2020 Census reveals how rapidly...

  • Blog

Data Snapshot: Asians and Pacific Islanders in the United States

May 17, 2023

Each May, the United States recognizes the influence and contributions of Asian and Pacific Islanders during AAPI Heritage Month. It also serves as a time to reflect on the many differences among...

  • Blog

English-Only Education is on the Decline—But Arizona Holds Out

May 5, 2023

Written by Bella Wexler, Communications Fellow at the American Immigration Council. As of 2023, Arizona remains the only state with English-only education legislation still in effect. Its law—...

  • Practice Advisories

Nightingale v. USCIS and FOIA Requests for Immigration Case Files (A-Files)

Publication Date: 
April 17, 2023
This practice advisory explains 1) the ways to submit a FOIA request for a client’s immigration records, or A-File, 2) provides suggestions for avoiding agency rejections of the requests, and 3) identifies issues related to the Nightingale injunction that class counsel are monitoring.
  • Blog

A Florida Court Blocks ‘Parole + ATD’ Program in Latest Fight Between State and Federal Immigration Authority

March 21, 2023

On March 8, a Florida court blocked the Biden administration from using a key border program referred to as Parole plus Alternative to Detention (Parole + ATD). The court’s decision vacated the...

  • Blog

Immigration Agencies Violate FOIA, Harming Immigrants and Government Transparency Alike

March 17, 2023

Immigration agencies have a problem with transparency. With an immigration system as complex as ours and Freedom of Information Act offices that are chronically underfunded, it’s no surprise that...

  • Blog

Black Immigrants in the United States: Population, Spending Power, and Political Capital

February 24, 2023

Written by Steven Hubbard, Senior Data Scientist and Robin Lundh, Research Manager Black immigrants make up a vital part of America’s rich cultural life. Think of authors Chinua Achebe and...

  • Blog

At Dueling Border Hearings, New House Majority Pushes Partisan Narrative Over Facts

February 10, 2023

In January, Republicans took control of the House of Representatives. After a lengthy fight over the Speaker of the House resolved, the new majority wasted no time in holding multiple hearings on...

  • Press Release

New Research Shows the Key Role Immigrants Play in 13 States’ Healthcare Workforces

February 3, 2023
The American Immigration Council reports underscore the key role of immigrant healthcare workforces of Arizona, Florida, Georgia, Iowa, Kansas Missouri, North Carolina, Oklahoma, Tennessee, Texas, Utah, Virginia, and Wisconsin.
  • Blog

USCIS’ Funding Crisis Might Be Too Big for the Agency to Fix by Itself

January 17, 2023

On January 3, U.S. Citizenship and Immigration Services (USCIS) finally published a new proposed fee schedule for immigration benefits—which is to say, it took an important step to becoming a...

  • Fact Sheet

An Overview of the “Uniting for Ukraine” Program

Publication Date: 
January 13, 2023
This program allows Ukrainians displaced by the Russian invasion of Ukraine to apply to come to the United States through “humanitarian parole.” Ukrainians who are granted humanitarian parole may...

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