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.

READ MORE

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.

READ MORE

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.

READ MORE

All Immigration 101 Content

  • Fact Sheet

Public Education for Immigrant Students: Understanding Plyler v. Doe

Publication Date: 
October 24, 2016
This fact sheet provides an overview of the Supreme Court’s decision in Plyler v. Doe and subsequent efforts by states and localities to avoid compliance with the decision.
  • Fact Sheet

Did My Family Really Come “Legally”?

Publication Date: 
August 10, 2016
Many people assume that their family immigrated to the United States legally, or did it “the right way.” In most cases, this statement does not reflect the fact that the U.S. immigration system was...
  • Special Report

Giving the Facts a Fighting Chance: Addressing Common Questions on Immigration

Publication Date: 
December 14, 2015

Americans pride themselves on belonging to a nation of immigrants. In fact, many Americans celebrate not only the traditions of the United States, but the traditions of the countries from which...

  • Special Report

Learning from Our Past: The Refugee Experience in the United States

Publication Date: 
November 25, 2015
This report provides background on the refugee experience in the United States, including welcoming and exclusionary responses, the impacts of these disparate reactions, and lessons to consider in...
  • Special Report

The Criminalization of Immigration in the United States

Publication Date: 
July 13, 2015
For more than a century, innumerable studies have confirmed two simple yet powerful truths about the relationship between immigration and crime: immigrants are less likely to commit serious crimes or...
  • Special Report

New Americans in the Voting Booth: The Growing Electoral Power of Immigrant Communities

Publication Date: 
September 23, 2014
Together, New Americans, Latinos, and APIs are the fastest growing segments of the electorate. In the coming years, politicians who alienate these voters will find it increasingly difficult to win...
  • Fact Sheet

Unauthorized Immigrants Today

Publication Date: 
August 19, 2014
Unauthorized immigrants include adults and children, mothers and fathers, homeowners and people of faith, most of whom are invested in their communities.
  • Special Report

Stepping Up: The Impact of the Newest Immigrant, Asian, and Latino Voters

Publication Date: 
September 3, 2013
This analysis of immigration trends and the demographic composition of U.S. House districts shows that numerous congressional districts have emerging electorates who have many reasons to care deeply...
  • Special Report

Tackling the Toughest Questions on Immigration Reform

Publication Date: 
July 29, 2013
Despite significant public support for immigration reform among members of the public in both parties, many of the most basic facts about immigrants and immigration remain misunderstood.
  • Special Report

Crafting a Successful Legalization Program: Lessons From the Past

Publication Date: 
June 19, 2013
One of the themes that emerged from the Senate Judiciary Committee mark up of the 2013 Senate immigration bill was the necessity of avoiding the mistakes of the past. In the context of legalization...
  • 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...

  • 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...

  • Blog

Time Is Running Out for Congress to Act on Immigration This Year

December 8, 2022

Can immigration avoid a cold winter in Congress? That’s the question immigrants and their advocates are asking as time runs out on the current Congress. The fate of Afghan evacuees, Dreamers,...

  • Blog

From Farm to Your Thanksgiving Table: America’s Food Supply Relies on Immigrant Crop Workers

November 22, 2022

As Thanksgiving approaches, many cooks are busy planning their holiday meals. However, this year’s Thanksgiving meals will likely be more expensive as food prices soar. This is partly due to...

  • Blog

Midterms 2022: How and Where Immigrants Have Helped Create a More Diverse Electorate

October 11, 2022

With the 2022 midterm elections just weeks away, all eyes are shifting to states where close races are expected. A lot has changed since the last midterm elections in 2018—including the...

  • 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...

  • 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

Data Snapshot: The Number of Black Immigrants in the US Continues to Rise

February 9, 2024

By Karen Aho and Quinn Bankson Black immigrants not only contribute to America’s rich political and cultural history—think rapper Wyclef Jean, U.S. Congresswoman Ilhan Omar, or basketball’s Hakeem...

  • Fact Sheet

The “Migrant Protection Protocols”

Publication Date: 
February 1, 2024
Under the “Migrant Protection Protocols”, individuals who arrive at the southern border and ask for asylum (either at a port of entry or after crossing the border between ports of entry) are given...
  • Blog

200 Immigration-Related Bills Have Already Been Introduced in State Legislatures in 2024

January 26, 2024

Amid inaction from the federal government on immigration policy and growing calls for action from localities, some state legislatures are taking a proactive role in welcoming immigrants and...

  • Blog

Naturalization Helps Immigrants and the United States Reach Full Potential

January 19, 2024

By Karen Aho, Consultant and Anna Shepperson, Research Associate When Sri Lankan business analyst Dinesh Prabaharan became a U.S. citizen in December of 2023, he expressed his gratitude at finally...

  • Fact Sheet

Naturalization in the United States

Publication Date: 
January 19, 2024
This fact sheet provides an overview of the benefits of obtaining naturalized citizenship in the United States, as well as information about the naturalized population and those who meet the...
  • Fact Sheet

Asylum in the United States

Publication Date: 
January 15, 2024
Asylum seekers must navigate a difficult and complex process that can involve multiple government agencies. This fact sheet provides an overview of the asylum system in the United States, including...
  • Blog

State Department Extends Nonimmigrant Visa Interview Waivers Indefinitely

January 11, 2024

The State Department announced an update to its discretionary interview waiver policy for nonimmigrant visa applicants on December 21, 2023. It replaces the temporary policies in place for almost...

  • Blog

States Facing Worker Shortages Are Helping Migrants Secure Employment with New Resource Clinics

December 8, 2023

Many migrants, after being released from government custody, resettle in interior communities. These individuals and families often need immediate support in the form of housing, food, and...

  • Blog

Lawsuits Prompt Immigration Agencies to Publish Critical Documents in Their FOIA Libraries

December 1, 2023

Last September, U.S. Customs and Border Protection agreed to publish past versions of the Department of Homeland Security’s Privacy Impact Assessments on CBP One, the app that allows asylum...

  • Practice Advisories

Common Tools of Statutory Construction for Criminal Removal Grounds

Publication Date: 
November 28, 2023
This practice advisory describes some of the common tools of statutory construction to assist practitioners in advocating for narrow definitions of generic criminal removal grounds...

Most Read

  • Publications
  • Blog Posts
  • Past:
  • Trending