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

Immigrants in the U.S. Labor Force

Publication Date: 
August 4, 2010
New CBO Report Underscores Diverse Contributions of Foreign-Born Workers A recent report from the...
  • Research and Analysis

Reforming America's Immigration Laws: A Woman's Struggle

Publication Date: 
June 28, 2010
While immigrant communities across the nation endure the long wait for immigration reform, there are roughly 19 million immigrant women and girls currently in the U.S. Immigrant women, particularly...
  • Fact Sheet

Arizona’s Punishment Doesn’t Fit the Crime: Studies Show Decrease in Arizona Crime Rates

Publication Date: 
June 22, 2010
Updated 06/22/10 Supporters of Arizona’s harsh new immigration law claim that it is, in part, a crime-fighting measure. For instance, the bill’s author, Republican State Senator Russell...
  • Fact Sheet

New FBI Data Confirms Falling Crime Rates in Arizona

Publication Date: 
June 17, 2010
Violent Crimes Are Down in the State’s Three Largest Cities Many supporters of Arizona’s harsh new anti-immigrant law,...
  • Special Report

The Anti-Immigrant Movement and the Politics of Exceptionalism

Publication Date: 
June 4, 2010
The capacity of these groups to stymie attempts to reform our broken immigration system should not be underestimated.
  • Special Report

Made in America: Myths and Facts about Birthright Citizenship

Publication Date: 
March 25, 2010
The 14th Amendment to the Constitution is enshrined in U.S. history as the cornerstone of American civil rights, ensuring due process and equal protection under the law to all persons.
  • Special Report

Breaking Down the Problems: What's Wrong with our Immigration System

Publication Date: 
January 1, 2010
While some characterize our immigration crisis as solely an issue of the 11 to 12 million unauthorized...
  • Special Report

Essential to the Fight: Immigrants in the Military Eight Years After 9/11

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...
  • Special Report

Breaking Down the Problems: What's Wrong with Our Current Immigration System?

Publication Date: 
October 21, 2009
While some characterize our immigration crisis as solely an issue of the 11 to 12 million unauthorized immigrants living in this country, our problems extend beyond the number of undocumented people...
  • Research and Analysis

American Roots in the Immigrant Experience

Publication Date: 
October 19, 2009
The U.S. Census Bureau recently released data on the Latino population of the United States that underscores the extent to which the immigrant experience is embedded in the social (and political)...
  • Blog

The New Public Charge Standard Will No Longer Penalize Medicaid and SNAP Recipients

February 24, 2022

The Department of Homeland Security (DHS) issued a Notice of Proposed Rulemaking to clarify the meaning of the “public charge ground of inadmissibility” on February 24. The new guidance will be...

  • Blog

Canada’s New Immigration Targets Show How the United States Is Falling Behind

February 22, 2022

The Canadian government released its 2022-2024 immigration targets earlier this week. Should it reach these targets, the number of new immigrants entering Canada would reach levels not seen in...

  • Blog

Why USCIS’ New Mission Statement Is So Crucial

February 10, 2022

U.S. Citizenship and Immigration Services (USCIS) unveiled a new mission statement this week, signaling an important shift in how the agency wants to tell its story and shape its priorities ahead...

  • Blog

Biden’s ‘Secret’ Flights of Migrants Debunked as a Routine Part of the US Immigration System

February 2, 2022

Some media outlets have reached a fever pitch over what they have deemed President Biden’s “secret flights of migrants.” They claim that the Biden administration is covertly flying migrants into...

  • Blog

The Immigration Policy Successes and Failures of the Biden Administration

December 8, 2021

The Biden administration has—in its first year—rolled back many of the worst discriminatory policies implemented by the Trump administration that targeted non-U.S. citizens. But much work remains...

  • 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...

  • Fact Sheet

Undocumented College Students

Publication Date: 
August 2, 2023
This fact sheet looks at the population of undocumented students in higher education institutions across the country.
  • 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...

Cover of Refugee Report
  • Special Report

Starting Anew

Publication Date: 
June 20, 2023
A record 100 million people around the globe were forced to flee their homes in 2022, up from 65 million in 2015. Of those displaced last year, 32.5 million were refugees who had to leave their...
  • 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...

  • Fact Sheet

A Snapshot of Immigrant Women in the United States

Publication Date: 
June 2, 2023
There are more than 23 million female immigrants in the United States, and they are a formidable presence in U.S. society and the economy.­
  • 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—...

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