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

Nixon argued that the War Powers Resolution unconstitutionally restricted his authority

In his veto message, Nixon argued that the resolution would dangerously curtail the president's ability to respond to international crises and that only a constitutional amendment could properly define the limits of executive war powers. Congress disagreed and overrode the veto.

Explore every War Powers Resolution report submitted to Congress since 1973

This NYU School of Law project catalogs all unclassified 48-hour reports submitted by presidents since the War Powers Resolution was enacted, with search options by president, location, and claimed legal authority.

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.

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 US never formally declared war in Vietnam

Instead of formally declaring war, Congress passed the Gulf of Tonkin Resolution in 1964, granting President Johnson broad authority to use military force. The resolution became the legal basis for escalating US involvement without an official declaration of war.

The Nixon administration tried and failed to stop the press from publishing the Pentagon Papers

In 1971, the Supreme Court ruled against the government's attempt to block The New York Times and The Washington Post from publishing classified documents on the Vietnam War, delivering a landmark victory for press freedom.

How former President Nixon's visit to China shifted geopolitics

While Richard Nixon may be best remembered for Watergate and the disintegration of his presidency, his visit to China in 1972 stands as a triumph of his administration. Learn about the president's visit to Beijing (then referred to as Peking), his methods and approach, and the subsequent opening of diplomatic ties with China.

Truman's decision to enter the Korean War without congressional authorization marked a major shift in presidential war powers

Rather than seeking a declaration of war, Truman sent troops to Korea under his own authority, citing the UN Charter and his role as commander in chief. The decision set a precedent that subsequent presidents have relied on ever since.

Presidents can veto laws—and Congress can override them

A president may veto legislation passed by Congress, but a two-thirds vote in both the House and Senate can override it. For most presidents, only a small share of their vetoes have been successfully overturned.

The first test of America's war powers came just a decade after the Constitution was ratified

During the undeclared Quasi-War with France in 1800, the Supreme Court ruled in Bas v. Tingy that Congress had authorized a valid "imperfect war" through statutes alone, without a formal declaration, establishing that there is a legal spectrum between peace and declared war.

In the 1930s, Congress nearly passed a constitutional amendment requiring a national vote before declaring war

The Ludlow Amendment, proposed amid rising isolationism after World War I, would have required a national referendum before Congress could declare war, except in cases of direct attack. It was defeated 209 to 188 in 1938 after Roosevelt lobbied against it.

The Watergate scandal took 2 years to unfold

Beginning with the June 17, 1972, break-in, the scandal progressed through Senate hearings in 1973 and the explosive revelation of Oval Office tapes, and culminated in Nixon's resignation by August 1974.

Ford became the first and only president to pardon his predecessor

President Gerald Ford issued a "full, free, and absolute" pardon to Nixon on Sept. 8, 1974, covering any crimes committed between Jan. 20, 1969, and his resignation—effectively ending legal proceedings and making Nixon the first president ever pardoned by his successor.

In the midst of the Civil War, Lincoln rapidly expanded presidential power

Abraham Lincoln suspended habeas corpus, expanded the army without congressional approval, and issued the Emancipation Proclamation—despite likely lacking authority to unilaterally alter national slave law. His actions set precedents for expanded presidential power in wartime.

The 2001 Authorization for Use of Military Force has been used by four administrations to justify military operations in 22 countries

Passed three days after the September 11 attacks to authorize the use of force against al-Qaeda and the Taliban, the 2001 AUMF has since been stretched far beyond its original scope and has been used by four consecutive administrations to justify military operations.

Environmental regulation had bipartisan support in the 1970s

During the 1970s, Democrats and Republicans alike backed landmark environmental laws. Congress passed the Clean Air, Clean Water, and Endangered Species Acts with overwhelming bipartisan majorities—reflecting broad public agreement on protecting the environment.

Congress's Wade-Davis Bill demanded harsher terms for Southern reentry

Passed in 1864, the Wade-Davis Bill required 50% of white male voters to swear loyalty and guarantee emancipation before readmission. Lincoln pocket-vetoed it, rejecting Congress's stricter approach.

The 1956 Suez crisis was one of the earliest tests of the rules-based order

When Britain, France, and Israel secretly invaded Egypt, the Eisenhower administration supported UN resolutions condemning the invasion and called for a ceasefire—publicly criticizing its closest allies to uphold the principle that force should not be used to resolve international disputes.

The Voting Rights Act reshaped federal protection of voting rights

Signed into law in 1965, the Voting Rights Act aimed to end racial discrimination in voting. This resource traces its creation and explains how later court rulings have weakened its enforcement power over time.

The 25th Amendment clarified presidential succession and disability after JFK's assassination

Ratified in 1967, the 25th Amendment established procedures for replacing a vice president and transferring power when a president is incapacitated. It was designed to prevent leadership crises like those exposed after President Kennedy's death.

The US handed control of the canal back to Panama in 1999

This was the result of two treaties signed during President Jimmy Carter's presidency, one shifting control to Panama and the other declaring the canal zone neutral. In recent years, US officials have suggested the US may retake control. Experts agree that the only viable way would be through military force.

How Lyndon Johnson created public radio

The Public Broadcasting Act of 1967, part of the president's Great Society plan, established the Corporation for Public Broadcasting, which later led to the incorporation of National Public Radio. Originally, the bill was intended solely to establish public television; before Johnson signed the act, slips of paper reading "and radio" were literally Scotch-taped next to each mention of "television."

Why people hated permanent daylight saving time in 1974

Messing with the amount of daylight each day has consequences, as America found out in 1974 when it first passed all-year daylight saving time. See why it was revoked less than a year later.

The Non‑Proliferation Treaty was designed to prevent new states from developing nuclear bombs

The Treaty on the Non‑Proliferation of Nuclear Weapons (created in 1968, effective 1970) binds non-nuclear states to forgo nuclear weapons and commits nuclear powers to share peaceful technology and pursue disarmament—forming the core of the global non-proliferation regime.

Despite being favored by 87% of Americans, Congress does not have term limits.

Trace how the Bill of Rights, inspired by centuries of political theory, took shape between 1774 and 1789.

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.

Jimmy Carter signed a 1978 bill that legalized home brewing, a move credited with kick-starting the craft beer industry.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

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

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.

70 years ago today, city officials in Santa Cruz, California, banned rock 'n' roll to protect its youth from corruption after witnessing a 'provocative' concert the night before.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

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

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

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.

See this overview of the firework rules across all 50 states, ranging from a complete ban on non-professional fireworks in Massachusetts to states with more lax rules like Indiana.

The identity of the Tank Man in the iconic photo from the 1989 Tiananmen Square protests remains unknown and was possibly killed.

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

The USPS spent $3.97B in 2024, accounting for .058% of the federal budget.

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

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.

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

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

Domino's Pizza's 30-minute delivery guarantee was responsible for the chain's 1980s surge, but it was discontinued after the company was found liable for delivery driver accidents.

Pure water does not conduct electricity because this flow of energy requires the movement of charged particles, and water is a neutral molecule.

The animatronic shark from Steven Spielberg's 'Jaws,' the first modern blockbuster, was a complex underwater apparatus called 'Bruce.'

Apollo astronauts left items in the moon's 'toss zone,' including golf balls, family photos, and bags of human waste, to make room for lunar rocks.