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

  • 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

The COVID-19 Pandemic Made USCIS Backlogs Go from Bad to Worse

July 6, 2021

Backlogs, processing delays, and revenue shortfalls are nothing new at U.S. Citizenship and Immigration Services (USCIS). The agency has long suffered from severe structural problems that hurt...

  • Blog

Biden Signals Big Changes to Legal Immigration and Asylum Law with Spring Regulatory Agenda

June 16, 2021

Twice each year, the federal government publishes a “regulatory agenda,” a preview of all the proposals that are in the pipeline to become federal regulations. Last week, the Biden administration...

  • Blog

The Supreme Court Limits the Crimes That Can Lead to Near-Automatic Deportation

June 14, 2021

The Supreme Court issued a decision last Thursday in a criminal case that will have an immediate impact on immigration law. The new decision set a limit on the types of crime that can be...

  • Blog

Biden’s First Budget Is A Missed Opportunity to Overhaul Immigration Enforcement

June 1, 2021

President Biden released the first budget proposal of his presidency on May 29, a landmark for any new president. A presidential budget generally reflects the goals of the administration and can...

  • Blog

Biden Administration Revokes Trump’s Health Insurance Visa Ban

May 18, 2021

President Biden revoked a proclamation issued by former President Trump in 2019 that required nearly all prospective immigrants to demonstrate that they would be covered by private health...

  • Blog

As US Birth Rate Declines, Programs Like Social Security Need Immigration to Survive

May 11, 2021

Birth rates are falling in the United States at the same time more Americans are reaching retirement age. Together, these two trends present enormous economic challenges for the nation. A growing...

  • Blog

Yes, All Immigrants Can Get the COVID-19 Vaccine—Even Those Who Are Undocumented

April 7, 2021

Since the start of the pandemic, many immigrants have been left out of federal COVID-19 relief packages. Both undocumented immigrants and some people in mixed-status households have been excluded...

  • 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

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...

  • Fact Sheet

The Changing Demographics of the Electorate at a State Level

Publication Date: 
November 9, 2022
With the 2022 midterm elections on the horizon, this factsheet takes a look at the latest Current Population Survey data from 2022 and compares it to data from 2020 and 2016 in order to provide a...
  • FOIA

FOIA Request Seeks Records Regarding Parole Guidance and Incorrect Addresses on CBP Documents After Migrants Flown to Martha's Vineyard

The requested records will shed light on CBP's practices with respect to granting and extending humanitarian parole and the agency's determinations regarding which addresses to include on immigration paperwork.
  • 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...

  • 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...

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