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

  • Fact Sheet

The Three- and Ten-Year Bars

Publication Date: 
October 28, 2016
This Fact Sheet provides background on the three- and ten-year bars and waivers, and explains the recent regulatory changes.
  • 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.
  • Blog

A Snapshot of Undocumented College Students in the United States

September 8, 2023

The school year has started, and many college students are returning to campuses nationwide, including undocumented and DACA-eligible students. Data from the 2021 American Community Survey (ACS)...

  • Blog

USCIS Updates Key CSPA Interpretation to Protect Some Immigrant Youth, But Backlogs Continue to Cause Hardships

September 5, 2023

On August 24, 2023, U.S. Citizenship and Immigration Services (USCIS) announced a new update to its policy manual clarifying a previous policy change aimed at expanding green card eligibility...

  • Blog

The Ghost of Public Charge Keeps Scaring Immigrant Families Away From Public Benefits

August 25, 2023

When the Trump administration proposed an overhaul of federal policy regarding when immigrants could be denied green cards or visas based on use of public benefits – the public charge rule – it...

  • Blog

States Continue to Lead on Inclusive Immigration Policies: A 2023 Midyear Review of State Legislative Sessions

July 31, 2023

With most state legislatures having adjourned for the year, states—once again—continue to lead the way for welcoming immigrants and refugees. The American Immigration Council tracked over 1,000...

  • Blog

America Is Falling Behind in the Global Talent Competition

July 26, 2023

In June, the Canadian immigration minister announced a new initiative to attract high-tech talent to Canada — from the United States. The Tech Talent Strategy targets foreign-born workers who have...

  • Blog

2023 ‘Celebrate America’ Creative Writing Contest Winner: 3

July 18, 2023

Written by 5th grade student Lillie Villezcas of Nevada  3 I am number 3, but how does number 3 apply to me? I am third generation of an immigrant family, third generation of fading traditions and...

  • Blog

Supreme Court Refuses to Narrow Criminal Grounds of Removability

July 5, 2023

In a split decision issued on June 22, the Supreme Court ruled against two noncitizens seeking to overturn agency findings that their state criminal convictions qualified as “aggravated felonies...

  • Blog

14 Percent of All Women in the U.S. Are Immigrants

June 12, 2023

Immigrants—many of whom are women—make up a significant portion of the U.S. population. In 2021, 23.2 million lived in the United States, outnumbering immigrant men, according to recent analysis...

  • 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—...

  • Press Release

New Data Analysis: Immigrants Driving Opportunity, Prosperity in the U.S., Including in Swing States

June 5, 2024
A new analysis of 2022 U.S. census data highlights how, amidst the Biden administration's recent actions to limit asylum access along the U.S.-Mexico border, and in the context of ramped-up anti-immigrant rhetoric during this year’s presidential campaign, immigrants are helping make the United States a more prosperous and economically booming country.
  • Press Release

New Report Shows Immigrants Play Critical Role to Michigan’s Population Growth, Economy

May 29, 2024
Immigrants accounted for 57.7 percent of Michigan’s population growth over last decade and contributed $67.8 billion, or 9.9 percent, of the state’s total GDP in 2022
  • FOIA

Seeking Records from Immigration Courts about Processing FOIA and Records of Proceedings Requests

The Council seeks records from immigration courts about how they process record requests and comply with proactive disclosure requirements. This information will help advocates ensure that noncitizens in removal proceedings have access to their records and that the courts are complying with record disclosure requirements.
  • Blog

Congress Expands Warrantless Surveillance of Immigrants Traveling to the US

April 26, 2024

On April 19, forty minutes after the ostensible deadline to reauthorize Section 702 of the Foreign Intelligence Surveillance Act (FISA), Congress passed H.R. 7888, the Reforming Intelligence and...

  • Blog

Data Snapshot: Middle Eastern and North African Immigrants

April 23, 2024

The White House Office of Management and Budget (OMB) recently announced its revision of the race and ethnicity question on federal surveys, including the U.S. census, adding “Middle Eastern or...

  • Blog

Immigrants Contribute Billions to Federal and State Taxes Each Year

April 15, 2024

Without fail, each Tax Day a prevalent myth resurfaces that conceals the truth about immigrants’ contributions to federal, state, and local taxes. Bolstered by social media and other outlets, it...

  • Blog

FY 2024 Government Funding Package Is a Mixed-Bag on Immigration

April 9, 2024

President Biden signed the final 6-bill “minibus” funding package for fiscal year (FY) 2024 on March 23, which includes funding for the agencies that implement our immigration laws. This was the...

  • Press Release

New Report Shows Immigrants in Androscoggin County, Maine Paid Over $24 Million in Taxes and Held Over $74 Million in Spending Power in 2019

April 4, 2024
Immigrants play a crucial role in the labor force in southern Maine, according to data in a new report.
  • Blog

Differences in State Sunshine Laws Can Threaten Transparency Around Immigration Detention and Enforcement

March 15, 2024

By Tsion Gurmu, Legal Director at the Black Alliance for Just Immigration and Raul Pinto, Deputy Legal Director of Transparency The main way in which the public can access information about what...

  • Blog

On International Women’s Day, We Celebrate the Important Contributions of Immigrant Women in the American Workforce

March 8, 2024

Since its conception in 1977, International Women’s Day has evolved into a global celebration highlighting women’s achievements and the challenges they face. The holiday’s origins can be traced...

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