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.

Recent Features

Why Don’t Immigrants Apply for Citizenship?

There is no line available for undocumented immigrants and the “regular channels” do not include them.

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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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How the United States Immigration System Works

U.S. immigration law is very complex. Here's basic information about how the U.S. legal immigration system is designed.

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All Immigration 101 Content

  • 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...
  • Special Report

Have We Learned the Lessons of History? World War II Japanese Internment and Today's Secret Detentions

Publication Date: 
October 1, 2002
In the aftermath of the horrific events of September 11, 2001, our leaders have begun exercising extraordinary powers to ensure our collective safety, sacrificing the personal liberties of some,...
  • Research and Analysis

The Passage From India: A Brief History of Indian Immigration to the U.S.

Publication Date: 
June 1, 2002
From humble beginnings, Indian immigrants have overcome great odds to become one of the most influential communities in American society today.
  • Research and Analysis

Preliminary Census Data Released: New Estimates Attempt to Reveal Demographics of U.S.

Publication Date: 
March 1, 2002
A recent 2000 Census Bureau report finds an increase in foreign-born residents who are naturalized citizens. Survey data shows the foreign-born percentage of the U.S. population remains constant...
  • Fact Sheet

The 2010 Census: The Stakes of an Accurate Count

Every 10 years, as required by the U.S. Constitution, the federal government undertakes a massive nationwide effort to count the residents of the United States, who now number more than 300 million...
  • Blog

Immigration Policies Based on Deterrence Don’t Work

April 2, 2021

Over the last two months, the Biden administration has been pressured to carry out another crackdown at the border as the number of arriving families and children rise. But officials making these...

  • Blog

Why We Must Improve Immigration Agency Transparency – And How to Do It

March 15, 2021

The Biden administration must improve transparency in the U.S. immigration system. Such efforts go hand in hand with strengthening democratic institutions. Under the Freedom of Information Act (...

  • Blog

How the COVID-19 Pandemic Has Affected Immigration: One Year Later

March 11, 2021

It’s been one year since the COVID-19 pandemic first affected immigration on a global scale. The impact has been swift, devastating, and long-lasting. On March 11, 2020, former President Trump...

  • Blog

Trump’s Citizenship Test Scrapped by USCIS Over Politicization and Complexity Concerns

March 4, 2021

Individuals hoping to become a naturalized American citizen will take a different civics test beginning this week, as U.S. Citizenship and Immigration Services (USCIS) reverts back to a previous...

  • Blog

President Biden Ends Part of Trump’s Ban on Legal Immigration

February 25, 2021

President Biden has ended a 10-month ban on immigrant visas—the COVID-19 immigrant visa ban. The Trump administration issued the ban in April 2020 in the name of “protecting” American jobs during...

  • Blog

What Are the Benefits of the J-1 Visa?

February 25, 2021

Over the past year, sweeping orders have banned many non-immigrant visa holders from entering the United States. The COVID-19 pandemic gave many former Trump administration officials the...

  • Blog

The Border Patrol’s Culture of Racism Impacts Every Facet of the Agency Today

February 11, 2021

The U.S. Border Patrol has been rooted in institutional racism since its founding in 1924. Almost a century later, the agency continues to commit racially fueled violent acts with near impunity....

  • Blog

Biden Took 3 More Executive Actions on Immigration. Did He Go Far Enough?

February 3, 2021

On February 2, 2021, following the confirmation of Alejandro Mayorkas as secretary of Homeland Security, President Biden signed three executive orders that take steps to further unwind the Trump...

  • Blog

No Need to Wait for Congress to Begin Using Humanizing Language in the Immigration Space

February 1, 2021

The Biden administration’s immigration reform bill will have a provision that seeks to replace the term “alien” with “noncitizen” in immigration law. The term “alien” in the Immigration and...

  • Blog

Immigrants Appear for Their Court Hearings, New Data Shows

January 28, 2021

Do most immigrants show up for their immigration court hearings? A new report released by the American Immigration Council reveals that the answer to this question is a clear “Yes.” As the Biden...

  • Blog

A New Bill Would Allow Millions of Immigrants to Apply for Green Cards

October 11, 2022

On September 28, Senator Alex Padilla (D-CA) introduced a bill in Congress that would allow millions of immigrants who have lived in the United States for many years to become Lawful Permanent...

  • Press Release

New Research Reveals Changing Demographics in Foreign-Born Voters and Younger Voters in Swing States

October 4, 2022
The data interactive, “The Changing Demographics of the Electorate at a State Level,” highlights the changes in the demographics of eligible voters in every state now compared to 2016, broken down by gender, age, and ethnicity.
  • Special Report

Midterms 2022: The Changing Demographics of the Electorate

Publication Date: 
October 4, 2022
With the 2022 midterm elections on the horizon, our interactive map uses data to show which states’ electorates are changing most rapidly.
  • Blog

Biden Administration’s New Public Charge Rule Should End Fear of Trump Wealth Test

September 16, 2022

Three years ago, the Trump administration sent fear throughout immigrant communities across the nation with its Public Charge rule, which functioned as a wealth test for green card applicants....

  • Blog

Hispanics in the US: What the Data Reveals About Shifting Geography, Ancestry, and Voting Patterns

September 14, 2022

This Hispanic Heritage Month, we look at the most recent Census and data to highlight the importance of Hispanics in the United States. For those wondering why Hispanic Heritage Month starts mid-...

  • Blog

Biden Administration Close to Reaching Increased Cap on Employment-Based Green Cards

September 13, 2022

The Biden administration is close to using all of the employment-based immigrant visas (green cards) allotted for Fiscal Year (FY) 2022. U.S. Citizenship and Immigration Services (USCIS) announced...

  • Blog

Immigration Status Will No Longer Be a Barrier for Aspiring Lawyers in New Mexico

September 9, 2022

Written by American Immigration Council staff Leani García Torres and Raul Pinto The Deferred Action for Childhood Arrivals (DACA) initiative provides certain young, undocumented immigrants with a...

  • Blog

Fact Check: Migrants Aren’t the Ones Smuggling Fentanyl Into the United States

September 7, 2022

There is no doubt that fentanyl is a major problem inside the United States. Over the last decade, rising availability of fentanyl has caused a spike in overdose deaths across the nation. In 2021...

  • Press Release

American Immigration Council Hosts New American Fellows Showcase in Brooklyn to Highlight Immigrant Voices and Advocacy

September 7, 2022
The American Immigration Council will host the New American Fellows Showcase to amplify advocacy and immigrant voices.
  • Blog

The Economic Impact When International Students Return Back to Campus

August 31, 2022

As hundreds of thousands of students prepare to go back to school this fall, it’s important to consider the outsized role international students play in both campus life and the United States...

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