Visa overstays account for nearly 40% of illegal US entries

Policies related to the coronavirus pandemic inadvertently increased illegal border crossings

A pandemic-era public health measure called Title 42—intended to seal the border by expelling migrants immediately—backfired. Because expulsions carried no legal consequences, migrants simply tried again, driving illegal crossings to a peak of over 370,000 people in December 2023.

In June 2025, apprehensions of illegal border crossings at the US-Mexico border reached an all-time low

Total US-Mexico border encounters fell to just 25,228—the lowest monthly figure ever recorded by Customs and Border Patrol—with only 8,024 Border Patrol apprehensions and a single-day low of 136 detentions on June 28.

The share of the immigrant population in the US peaked at nearly 16% in January 2025

In January 2025, the US reached a historic high of 53.3 million immigrants—nearly 16% of the population. By June of that year, the number had fallen by more than a million, ending 50 years of continuous growth in the immigrant population.

Multiple legal pathways exist for immigrating to the United States

This comprehensive guide outlines various routes to US immigration, including family-sponsored and employment-based visas, as well as humanitarian protections. Navigate the complex American immigration system and understand the options available to prospective immigrants seeking legal entry.

Track the changes in US immigration law throughout history

This interactive timeline tracks the development of US immigration law, overlaid with time-series data on percentages of the foreign-born population. Explore how each major policy development correlated with immigration levels, revealing the relationship between legislation and demographic change.

US immigrants shifted from primarily originating in Ireland and Germany to Mexico and India.

How America's cocaine habit fueled its migrant crisis

The United States has been facing a migration crisis along its southern border. Thousands of people have been fleeing their homes in Central America, traveling north through Mexico, and claiming asylum in the USA. Much of this crisis can be traced...

High demand forces H-1B visas into a lottery system each year

Because demand far exceeds the annual cap—65,000 new visas plus 20,000 for US master's graduates—employers must enter a lottery for new H-1B slots. In recent years, several hundred thousand petitions have competed for just 85,000 openings.

Before 1965, US immigration law relied on nationality-based bans and quotas.

40% of Americans have ancestors who immigrated via Ellis Island

For over 60 years, Ellis Island was the gateway to America, processing millions of immigrants seeking a new life. While many passed through with ease, others faced rigorous medical exams, legal scrutiny, and even deportation. Learn how this small island shaped generations of American families.

See the origins of the foreign-born population of the United States from 1850 to 2020.

Studies show immigrants commit crimes at lower rates than native-born Americans

Research examining incarceration records and crime data generally finds that immigrants—including undocumented individuals—have lower crime and incarceration rates than US-born citizens, though measurement is limited by gaps in national data on immigration status.

US immigrants pay billions of dollars in taxes each year

While immigrants who are authorized workers pay taxes just like anyone else, even unauthorized workers file tax returns. These unauthorized workers use individual taxpayer identification numbers.

Trump's 2025 asylum suspension departed from a policy framework in place since 1980

In January 2025, President Trump issued an executive order suspending the asylum program and halting application processing at the southern border. This represents a departure from recent American asylum policy traditions and international humanitarian commitments.

A timeline of US immigration laws

The United States began regulating immigration soon after it won independence from Great Britain, and the laws since enacted have reflected the politics and migrant flows of the times. Here's a timeline of key immigration laws from 1790 to 2014, according to the Pew Research Center.

Immigrants generated about $1.7T in economic activity in 2023 and paid roughly $652B in taxes.

The 2025 budget bill significantly increased ICE's budget and role in federal law enforcement

The 2025 'Big Beautiful Bill' allocated $170B to immigration and border enforcement for use through 2029. ICE's nearly $100B share includes substantial increases in detention capacity and operational scope. The increased funding will make ICE the most heavily funded federal law enforcement agency.

The Trump administration said the new H‑1B fee curbs abuse but still attracts top talent

In announcing a fee on new H‑1B petitions, the Trump administration claimed the visa was exploited to replace American workers and suppress wages. Officials argued that a steep fee would deter abuse while still allowing employers to bring in the "best of the best" temporary foreign talent.

Roughly 39% of Visa's revenue comes from data processing fees.

Visa gets roughly 0.13% to 0.14% of each transaction. About 32% of its revenue stems from the money banks pay Visa to use its services, and roughly 26% of its revenue comes from international transaction fees.

Immigration and Customs Enforcement handles immigration enforcement within the interior of the US

ICE operates inside the United States, enforcing immigration laws through investigations, arrests, detention, and deportation of individuals residing in the country illegally. This page provides an overview of the agency's mission, structure, and internal enforcement operations.

Studies link H-1B workers to patents, innovation, and productivity growth in the US

Research shows that H-1B visa holders boost innovation: Firms that employ many H-1Bs file more patents. Economists estimate that foreign STEM workers helped explain 30% to 50% of nationwide productivity growth from 1990 to 2010, while immigrant inventors disproportionately generated high-value patents.

US Customs and Border Protection traditionally operates at ports of entry and along US borders

CBP manages security at official border crossings and patrols areas between ports of entry to prevent unauthorized crossings. View details of the agency's mission, organizational structure, and approach to managing the United States' physical borders.

Tracking where people moved in the US in 2022

The latest data from the US Postal Service's change of address request system shows a decline in migration in 2022. See where people are moving and where they are leaving with this data breakdown.

Nearly 400,000 H-1B applications were approved in 2024

In 2024, nearly 400,000 H-1B petitions were approved, with about 65% of them renewals for existing workers. Roughly 70% of recipients were born in India, and nearly two-thirds of all H-1B jobs were in computer-related fields.

H-1B approval rates have swung sharply between administrations

Denial rates for new H-1B petitions rose from 6% in 2015 to 24% under the Trump administration as officials tightened standards. Under Biden, approvals rebounded, with denials falling to just 2% by 2022—the lowest since 2009.

Cities bore the brunt of the migrant surge in the 2020s

During the 2022-24 migration surge, cities such as New York, Chicago, and Denver faced shelter overcrowding, strained public services, and housing shortages—while the upfront costs fell almost entirely to states and cities.

Explore the different experiences of immigrant communities arriving in the US

Immigrant communities experienced varied paths to entry and assimilation in America, depending on their arrival time and context. This Library of Congress resource provides detailed accounts of the experiences of major immigrant groups, drawing on primary sources.

H-1B visas let US employers hire skilled foreign professionals in specialty occupations

The H-1B is the main US program for temporary high-skilled workers, covering roles in technology, engineering, medicine, and finance. Issued for up to six years, it often serves as a pathway to permanent residency.

Issues of ICE conduct span multiple Republican and Democratic administrations

Complaints of abuse and harsh treatment increased as detentions and deportations of undocumented immigrants reached record levels during former President Barack Obama's first term. Frontline investigated the causes of these claims in 2011 and found that these issues cross party lines.

Certain government assistance programs are available to green-card holders

Federal programs such as Medicaid and SNAP are often available to US green-card holders, but that's not typically the case for people with other immigration statuses in the US, like DACA recipients, asylum applicants, and unauthorized immigrants.

Both parties largely agree that America's immigration system is broken

This three‑part podcast series traces America's immigration system origins, revealing how historically celebrated Ellis Island-era policies evolved into today's fractured, fact‑starved debate—shedding light on economic, cultural, and political forces shaping the current dysfunction.

President Trump implemented a $100K fee on new H-1B visa applications

In September 2025, President Trump announced a $100K application fee for new H-1B petitions, framing it as a way to limit misuse of the program. His administration later clarified it was a one-time fee for new applicants, not an annual charge. (Some users may experience a paywall.)

The National Parks System is a popular attraction in the US

More than 16 billion people have visited the US National Park System since 1904. Curious about how something like World War II affected park visitation? This table of annual recreational visits spans the early 20th century through 2023, demonstrating the slow-but-steady rise in visitors over the decades.

Explore the "winners and losers" of the Trump administration's H-1B visa fee

In this episode, experts discuss the rationale behind the new $100K fee, citing concerns about abuse of the H-1B program. Some economists warn that it could spur offshoring, reduce innovation, and create ripple effects on wages and talent supply.

The Department of Homeland Security manages America's border and immigration enforcement

DHS serves as the umbrella agency managing immigration enforcement, border security, and related public safety responsibilities. Learn more about the department's budget, strategic initiatives, organizational history, and coordination of multiple agencies.

Sanctuary cities limit local cooperation with federal immigration enforcement

Sanctuary cities limit how local agencies help ICE—such as restricting detainers, jail transfers, or data sharing—while still enforcing criminal law, leaving immigration enforcement mostly to federal authorities.

Congress temporarily raised the H-1B cap during the dot-com boom

To meet soaring demand for tech talent in the late 1990s, Congress lifted the H-1B cap from 65,000 to 195,000 visas between 2001 and 2003. The increase—tied to the dot-com bubble—lapsed once demand slowed, but an additional 20,000 slots for advanced degree holders were added.

Advocates for restricting birthright citizenship argue that some parents aren't 'fully subject to US jurisdiction'

Proponents of limiting birthright citizenship claim that undocumented immigrants and temporary visa holders do not meet the 14th Amendment's "subject to the jurisdiction" requirement, arguing their allegiance remains with another country.

Studies show H-1B workers help address shortages in STEM fields

Research finds that unemployment rates in occupations employing large numbers of H-1B workers remained low between 2004 and 2023, even during the pandemic. Other studies suggest H-1Bs complement US workers in STEM fields and expand job opportunities.

Some argue that restricting illegal immigration would raise wages for lower-income American workers

The Heritage Foundation argues that illegal immigrants' willingness to work for below-market wages suppresses wages for low-skilled American workers—and that reducing illegal immigration would increase wages and job opportunities, particularly for workers without a college degree.

Sharp partisan divides shape how Americans view immigration enforcement

A January 2026 survey shows large party gaps: Both sides broadly support recording arrests, but Democrats are much more likely than Republicans to support sharing officer locations and to oppose profiling, masked officers, and neighborhood-based enforcement.

Visualizing obesity rates across the US

Nearly 70% of adults in the US are either overweight or obese, rates that have tripled over the last 60 years. Severe cases have risen tenfold during this period. Factors like location, income level, and demographics contribute to various obesity levels across the US. Visualize the statistics with this article and chart series.

Only about 70 employers have paid Trump's $100K H-1B fee as of February 2026

Only about 70 employers have paid the $100K fee for certain H-1B hires since it was imposed by presidential proclamation in September 2025, a DOJ attorney said in court, as judges weigh whether the charge requires explicit congressional authorization.

DACA provides temporary protection for undocumented youth brought to America as children

Created by executive order during the Obama administration, the Deferred Action for Childhood Arrivals policy provides temporary deportation protection and work authorization for undocumented individuals brought to the US as children. Explore the history and ongoing political debates surrounding DACA and citizenship pathways.

About one dollar in every six that are owed to the federal government aren't paid each year

That adds up to close to $1T in what's known as the "tax gap." Read a breakdown on the main drivers of tax evasion (distinct from legal tax avoidance) in the US.

People spent more than a billion hours visiting National Park System sites in 2025, which include national parks, monuments, seashores, and more.

Immigration enforcement shows how federalism plays out on the ground

In recent years, federalism has shifted from allowing policy diversity across states to open conflict, with states and the federal government increasingly trying to impose their preferences on one another over issues like abortion, voting, immigration, and public health.

The Immigration Act of 1990 created the modern H-1B visa

Signed by President George H.W. Bush, the 1990 Immigration Act split the broad H-1 category into specialized visas, establishing the current H-1B for "specialty occupations" requiring at least a bachelor's degree. The H-1A, for registered nurses, ended in 1997.

Employers must apply for H-1B visas on behalf of foreign workers

To hire an H-1B worker, US employers first file with the Department of Labor, then petition the US Citizenship and Immigration Services. They must attest that they won't replace American workers, and that they will implement stricter rules for firms that rely heavily on H-1B visas.

President Donald Trump signed an executive order in 2025 to restrict birthright citizenship

In 2025, President Trump signed an order attempting to end automatic citizenship for children born to undocumented immigrants or temporary visa holders—limiting it to those with a US citizen or permanent resident parent.