Explore every War Powers Resolution report submitted to Congress since 1973

The War Powers Act of 1973 was passed over Nixon's veto to limit the president's ability to wage war unilaterally

Passed in the aftermath of the Vietnam War, the War Powers Resolution requires the president to notify Congress within 48 hours of deploying forces and to end military operations within 60 days without congressional approval. Nixon vetoed the bill, arguing it was unconstitutional, but Congress overrode his veto.

Presidents from both parties have resisted the authority of the War Powers Act

Presidents from both parties have treated the War Powers Resolution as voluntary, framing compliance as seeking "support" rather than "permission." Courts have declined to rule on the law's constitutionality each time a related case was brought before them.

The War Powers Act may have ironically given presidents more discretion to engage in hostilities, not less

In this wide-ranging podcast on Congress's power to declare war, scholar Gary Schmitt argues that the War Powers Act, ironically, gave presidents a legal framework for initiating hostilities, creating a 60-day window for unilateral action that hadn't existed before.

Congress has unsuccessfully voted on war powers resolutions over Trump's military operations in Venezuela and Iran

After Trump ordered unilateral military operations in both Venezuela and Iran without congressional authorization, lawmakers from both parties introduced war powers resolutions to block further action. Each effort failed, with Republican majorities largely supporting the president.

A formal declaration of war automatically triggers hundreds of statutes granting the president sweeping domestic authority

Beyond authorizing military force abroad, a formal declaration activates a wide range of domestic powers, including authority over enemy property, trade restrictions, and emergency economic authority. It also waives the 60-day time limits under the War Powers Resolution.

1440 Explores: The Evolution of the US Presidency

1440 traces how the presidency transformed from the limited office envisioned by the Founders into today's powerful institution—examining how presidents like FDR and Nixon reshaped executive authority.

Explore the Council on Foreign Relations' essay collection on the future of US foreign policy

This project brings together expert essays examining the future of American strategy, regional relations, geoeconomics, great power rivalry, and war in a rapidly changing global landscape.

See a visual history of the State of the Union

This gallery offers a visual archive of the State of the Union, featuring photographs from each president's address, beginning with Franklin D. Roosevelt. Explore decades of presidential moments, settings, and historical context tied to the annual speech.

Future President Abraham Lincoln challenged Polk’s justification for war with Mexico

As a freshman congressman, Abraham Lincoln introduced the “Spot Resolutions,” demanding President Polk prove that Mexico had attacked on US soil. This constituted Lincoln’s first major political stand and highlighted growing dissent over the war.

A primer on USAID under the Trump Administration

The Congressional Research Service is a nonpartisan group dedicated solely to responding to questions and providing deeply researched explanations to members of Congress and their staff. The overview lays out the establishment of the US Agency for International Development in 1961, legal restrictions on its elimination, and options to restructure or fold USAID into other departments.

Chart decades of US–Russia nuclear diplomacy

Over the Cold War and into the 21st century, US and Soviet/Russian leaders repeatedly agreed to cap arsenals, curb missile deployment, and share ongoing inspections—creating decades of transparency. But in recent years, strained tensions have led to the expiration of arms treaties.

A global interactive guide to the first world war

Using rarely seen films, new reports of the day, and interactive maps, 10 historians provide a summarized history of the Great War, World War I. During the course of this half hour film, get a variety of insights and perspectives on the so-called "war to end war" and its long-reaching effects.

Explore the most impactful Supreme Court cases in US history

Browse by constitutional topic to explore key rulings, their historical impact, and the legal principles they established. Each case includes a summary of the decision, along with notable excerpts from majority and dissenting opinions.

How Congressional oversight can override confidentiality in the NSF's proposal review process

In 2014, to investigate claims that the NSF was funding wasteful research rather than proposals that served national interests, confidential grant files were provided and reviewed by members of the House Science Committee. The actions, led by Lamar Smith (R-TX), were denounced by the scientific research community. (Some readers may experience a paywall.)

UFO sightings taken seriously by the US government

As UFOs make a resurgence in public awareness, take a trip back to the early decades of UFO research. This interactive shows the location and descriptions for some of the most fascinating incidents reported to a secretive Air Force team between 1947...

JFK appointed Roosevelt to chair the President's Commission on the Status of Women

Established in 1961, the commission issued a landmark report in 1963 exposing widespread discrimination against women in employment and government.

What is the Responsibility to Protect?

This website provides an in-depth overview of the Responsibility to Protect. An important global principle, R2P seeks to safeguard populations from genocide, war crimes, crimes against humanity and ethnic cleansing. The website’s ‘What is...

The US government has shut down 22 times since 1976

This resource breaks down every federal shutdown since 1976, showing how long each lasted and the budget disputes that caused them—revealing how routine funding failures have become in modern US politics.

At 3 pm on Memorial Day, Americans are asked to pause for one minute of silence

President Bill Clinton first called for the National Moment of Remembrance in 1999, and Congress made it law in 2000. The time was chosen because most Americans are in the middle of holiday activities.

The Leopold Report was an early blueprint for ecosystem management

The 1963 report, officially known as Wildlife Management in the National Parks, recommended wildlife management and ecological preservation. In 2012, a follow-up report built upon the original paper to guide future park service policies based on scientific findings.

The history of ARPANET and how it helped the US military during the Cold War

President Dwight D. Eisenhower established the Advanced Research Projects Agency in 1958, which recruited scientists to design the first large-scale computer network to support the American military during the Cold War. Academics would use the network to communicate via email among several US research universities.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

A database tracking water conflicts for thousands of years

This open-source database has logged more than 4,000 conflicts around water across 100 countries, cataloging water as a casualty, trigger, or weapon of the conflict.

What classified documents look like

It's hard to get a sense of what these classified documents being discovered at the homes of presidents look like. Here's some images of the ones found at former President Donald Trump's home.

Explore policy options for reforming the Clean Water Act

The Bipartisan Policy Center brought together experts from across the political spectrum to discuss ways to expedite federal permits for energy and infrastructure projects, including updating some provisions of the Clean Water Act to reduce bureaucratic hurdles without compromising water protections.

Rockwell's 'Four Freedoms' raised millions for the US war effort

Rockwell initially pitched the "Four Freedoms" project to the US Ordnance Department, but was rejected. Rockwell's editor at the Saturday Evening Post, however, loved the idea and published the images across four consecutive issues. After they became a sensation, the Saturday Evening Post partnered with the US Department of the Treasury to send the paintings on a 16-date national tour, which raised $133M in war bonds and stamps. Meanwhile, the Office of War Information printed four million sets of the posters with "Buy War Bonds" emblazoned on them.

The US Constitution is widely regarded as the longest-standing written national constitution still in force—see how it has influenced rights worldwide.

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

See the most iconic photos from four decades of LIFE magazine

The United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

Iran's Revolutionary Guard Corps is independent of Iran's regular army and is one of the most powerful and influential military-political organizations in the Middle East.

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in terms of casualties, forces mobilized, and displacement of civilians.

Fireworks-related ER visits are on the rise—in 2024, they increased by 52% as compared to the prior year.

The story of Dollree Mapp, whose legal challenge over her 1957 conviction for possessing "obscene material" led to a major strengthening of the Fourth Amendment

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

See how Ebola tore through Guinea, Sierra Leone, and Liberia in 2014-2016.

Sunflowers have long been a symbol of nuclear disarmament because they can extract large amounts of radioactive cesium from soil.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

Learn how to read a prospectus, the juicy document that any company must file with the SEC before going public.

One disco producer saw 'Star Wars' four times on its opening weekend and was so inspired that he recorded the album 'Star Wars and Other Intergalactic Funk,' which produced a chart-topping single.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Frank Lloyd Wright's houses are historically hard to sell because they're old, subject to local landmark commissions, and often unfashionable

Track the location of the Voyager probes, currently between 13 and 15 billion miles away from Earth.

In 1915, workers recovered a submarine-like vessel from the Chicago River, prompting fears of German espionage

Use this tool to calculate the dollar value of your parental mental load, from meal planning to coordinating after-school care, then see resources that help generate solutions.

Planarian flatworms are small, aquatic worms with exceptional regenerative capabilities. When cut, the worms can regenerate multiple bodies in a matter of weeks.

Researchers believe the brain consolidates memories, processes emotions, and plans for the future during dream states

Objects can be 3D printed with light by projecting 2D computerized tomography (CT) scans onto rotating cylinders of resin, which solidify upon exposure.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.