Sharp partisan divides shape how Americans view immigration enforcement

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.

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.

Opposing policies over immigration and sanctuary cities define the contemporary debate over federalism

Disputes between the federal government, Republican-controlled states, and Democratic-controlled cities over immigration enforcement and sanctuary policies have become a central flash point in modern federalism. These conflicts will shape the future of state autonomy, federal authority, and the enforcement of national policy across jurisdictions.

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.

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.

A poll from May 2025 found that a majority of Americans oppose ending birthright citizenship

As legal challenges progressed, a May 2025 NPR/Ipsos poll showed fewer than one-third of Americans supported eliminating birthright citizenship, despite broader public backing for other immigration restrictions.

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.

As of 2022, Congress was more ideologically polarized than at any point in 50 years

Research from the Pew Research Center indicates that Democrat and Republican lawmakers have become more ideologically unified internally while moving further apart overall—with Republicans shifting to the right faster than Democrats have shifted to the left.

Half of Americans have an unfavorable opinion of the IRS, while 38% have a favorable view

From July 1 to July 7, 2024, Pew Research Center conducted a survey of 9,424 adults to gauge the public's attitudes about the federal government, including government agencies and departments. Of 13 agencies, 10 had net favorable ratings of 15 percentage points or more. Topping the list were the National Park Service (76% favorable), the US Postal Service (72%) and NASA (67%).

What issues Americans are prioritizing in 2022

Inflation, Crime, and Abortion—see a breakdown of voter preferences by age, race, and gender, along with what topics are top of mind for Americans.

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.

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.

Hear from those who reported on the ground in Minneapolis amid immigration raids

In this podcast episode, journalists reporting from Minneapolis describe ICE enforcement actions, street protests, and community fallout—offering firsthand accounts of how immigration crackdowns are unfolding in the Midwestern city.

Most Americans support the separation of church and state

A 2021 Pew survey found that 55% of Americans strongly or moderately support the separation of church and state, while 14% favor integrating religion more into government.

How partisan is your district?

The highly-respected Cook Political Report rates how partisan--and therefore, how safe--every district in the US is. Hover over your home district to see the score.

A majority of Americans think President Trump is using more power than previous presidents

An October 2025 Pew Research Center survey found that 69% of Americans believed President Trump was trying to exert more power than previous presidents. Most Democrats viewed it negatively, while about half of Republicans said it was good for the country.

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.

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.

Americans are historically more supportive of free speech than people in most other countries

A 2016 survey of 38 countries found that the US scored highest in support for free expression, with 71% of Americans saying people should be able to say what they want without government censorship, more than in any other nation surveyed.

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

40% of Americans polled by Pew Research Center felt pessimistic about marriage

Black and Asian respondents reported more pessimism about marriage than white or Hispanic respondents. Over half of Republicans feel negatively about the future of marriage, while only 25% of Democrats felt the same.

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.

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

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.

Explore 2024 polling on curriculum debates relating to social issues

A 2023 nationwide Pew survey found that 56% of K–12 teachers report discussing race or racial inequality in class, while only 29% mention LGBTQ topics. Many teachers (41%) say these debates have negatively impacted their work.

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.

China is now viewed more favorably than the US in a majority of 36 countries surveyed this year.

Chinese citizens express both support and frustration toward smart city surveillance

Although surveillance is viewed as necessary for enhancing morality and enforcing regulations, many citizens adopt mental tactics to distance themselves from it. Surveillance is linked to China's historical "century of humiliation," following the Opium Wars and Japanese invasion.

Striking demographic trends from 2022

This article lists the 15 most striking research findings by Pew Research Center in 2022. The topics highlighted represent a sample of the Center’s research, compiled through surveys. Findings examine public opinion around the biggest news events...

Track the unusual push for mid-decade redistricting across the US

The National Conference of State Legislatures maintains a live tracker showing where mid-decade congressional redistricting is underway, detailing which states are pursuing new maps, the legislative and constitutional methods being used, and how courts are responding as the 2026 elections approach.

Breaking down the House races

All 435 voting seats in the US House are up for election, but less than 10% of them are competitive. See a breakdown of the races and which way they are leaning here.

As of 2025, about 9 in 10 Americans use the internet daily

Polling finds that while most Americans have home broadband and smartphones, digital divides persist. Young adults, Hispanic adults, and lower-income households are significantly less likely to subscribe to home broadband and more likely to rely on smartphones as their primary means of internet access.

How to bridge political divides

Can people who believe in opposing ultimate views of the world really live in peace together? That's a core requirement of individuals living in pluralistic societies. Law professor Samar Ali and public affairs strategist Clint Brewer don't agree on much, but they're great friends. In this TED Talk, the two share why political polarization in the US isn’t as intractable as we might think. Learn some tips for getting along in the free world here.

Understand the US electorate demographics

Ever wonder how much of each group make up the American voting bloc? Find raw data from the '16 and '18 elections broken out by a variety of factors (click on "validated voters database" link).

Researchers found that 2020 redistricting tactics created safer districts and reduced competition

Studies of the 2020 redistricting cycle show that map-drawing strategies locked in predictable outcomes. The result was fewer competitive races, more incumbents shielded from challengers, and representatives less responsive to broader voter preferences.

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.

See the most oddly gerrymandered districts in the US

Based on input from redistricting experts and political scientists, this resource identifies and ranks the most extreme congressional gerrymanders of the 2020s, examining how map design, cracking, and packing reduce competition and distort representation across states.

Hear how gerrymandering is like 'Moneyball applied to politics'

In a 2016 interview, journalist David Daley explained how Republicans used data-driven targeting after the 2010 census to lock in durable advantages, comparing modern gerrymandering strategies to the analytics revolution in baseball.

Nearly 9 in 10 Americans were annoyed by tipping as of 2025

That’s a sharp increase from the 75% who thought tipping culture had gone too far in 2024. One potential culprit? The proliferation of tipping screens in places outside sit-down restaurants, such as coffee shops and hair salon. Three in 10 Americans say they give less when presented with tipping screens.

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 summary of the 2020 census

This summary of the 2020 census shows an aging America and wide racial gaps between generations. The information provides the national and geographic composition of the nation’s age and racial-ethnic makeup. New statistics for 2020 show that the...

Most Americans support age limits for justices, elected officials

As members of Congress and Supreme Court justices continue to serve at an average age far older than in the past, polls show a majority of Americans favor setting an age limit for these roles. Roughly 79% support caps for federal elected officials, and 74% favor such limits for Supreme Court justices. A constitutional amendment would be required.

An interactive map of race and ethnicity across the US

This map by CNN shows race and ethnicity across the United States. America is more diverse and has more people than ever before. According to the 2020 census, much of its growth is occurring in and around metropolitan areas. By plotting the US...

A vast majority of Americans support term limits for Congress

In a 2023 poll, 87% of respondents said they supported imposing term limits on members of Congress. The overwhelming bipartisan backing makes term limits one of the most consistently popular political reforms in the United States.

Americans think being informed is a priority for voting, but don't prioritize reading the news.

Americans are divided over Christian prayer in public schools

A 2024 Pew survey found that over half (52%) of US adults favor allowing teachers in the public school system to lead their classes in prayers that mention Jesus, though results vary widely by state.

How demographics influence voter turnout and elections

This article breaks down demographic data to show what it means for American elections. According to the latest US Census, the US is growing increasingly diverse. As the population becomes more diverse, so does the electorate. Analyzing the...

The Immigration and Customs Enforcement agency was created in the aftermath of the 9/11 terrorist attacks.

Visa overstays account for nearly 40% of illegal US entries

In fiscal year 2023, approximately 510,000 people overstayed their visas, while 860,000 crossed the border illegally, meaning overstays accounted for 37% of the total number of new unauthorized arrivals. This represents a shift from 2007 to 2018, when overstays outnumbered border crossings, to 2019, when illegal crossings surged again.

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.