The Defense Department has declared its press office a classified space, barring journalists from entry.

A divided panel of appeals court judges has ruled that a Trump administration policy illegally banned transgender troops from military service.

The Trump administration is pushing to use artificial intelligence in the U.S. military even as it faces calls for caution from some companies and military leaders.

Israeli troops have entered a southern Lebanese village, pushing deeper into the country amid ongoing conflict.

The U.S. military has struck another vessel suspected of transporting drugs in the eastern Pacific Ocean, killing two men.

The U.S. military has launched another strike on a vessel suspected of transporting drugs in the eastern Pacific Ocean, killing one man and leaving two survivors.

President Donald Trump has stirred confusion by saying the U.S. will send an additional 5,000 American troops to Poland.

Secretary of State Marco Rubio will travel this week to a NATO foreign ministers meeting in Sweden, where U.S. plans to reduce troop levels in Europe coupled with President Donald Trump’s often inconsistent stance on the alliance have created concern.

A panel of appellate judges appears to be divided over a legal dispute between the Pentagon and Anthropic.

The New York Times sued the Defense Department Monday for the second time in recent months over media access.

The U.S. says it's pausing participation on a joint board with Canada for continental defense that dates to World War II.

The U.S. military’s latest strike on an alleged drug-trafficking boat in the eastern Pacific Ocean has killed two men while leaving one survivor.

The Pentagon has begun releasing files on UFOs, tapping into public curiosity about unidentified phenomena.

A clean energy group says the Pentagon is holding up the development of more than 250 new onshore wind farms on private lands by failing to complete its national security reviews.

European leaders say President Donald Trump's decision to withdraw U.S. troops from Germany is just the latest signal that Europe must take more responsibility for its security.

President Donald Trump is promising to release new UFO records that he says will be “very interesting.”.

President Donald Trump said the U.S. is going to significantly reduce its troop presence in Germany, escalating a dispute with Germany’s leader Friedrich Merz as he seeks to scale back America’s commitment to European security.

Defense Secretary Pete Hegseth faces a second day of grilling from Democrats on Capitol Hill, with senators getting their first opportunity to confront or praise the Pentagon chief over his handling of the Iran war.

Defense Secretary Pete Hegseth has appeared before Congress at a pair of hearings this week for the first time since the Trump administration started the Iran war.

An appeals court has ruled that the Defense Department can require journalists to be escorted on Pentagon grounds while the Trump administration appeals a judge’s decision to block its enforcement of a press access policy challenged by The New York Times.

The latest U.S. military strike on a boat accused of ferrying drugs in the eastern Pacific Ocean killed three people Sunday.

The U.S. military says it launched another strike on a boat accused of ferrying drugs in the eastern Pacific Ocean, killing two people Friday.

Spanish Prime Minister Pedro Sánchez is declining to engage in a dispute with the U.S. over reports that the Pentagon is considering punishing NATO members who don't support U.S. operations in the Iran war.

Anthropic on Wednesday told an appeals court that it can’t manipulate its artificial intelligence tool Claude once it is deployed in classified Pentagon military networks.

U.S. President Donald Trump said the United States was indefinitely extending its ceasefire with Iran as a new round of peace talks was on hold.

Defense Secretary Pete Hegseth says the U.S. military will no longer mandate the flu vaccine for American troops.

U.S. military officials are calling for spending tens of billions of dollars in the next budget year on drones, air defense systems and fighter jets that have been a key part of fighting the Iran war.

U.S. forces have boarded an oil tanker previously sanctioned for smuggling Iranian crude oil in Asia.

White House chief of staff Susie Wiles has met with Anthropic CEO Dario Amodei to discuss the company's new AI model, Mythos.

The U.S. military has widened its efforts beyond the blockade of Iran’s ports.

U.S. military forces have struck a vessel in the Eastern Pacific, killing three men the Pentagon says were trafficking drugs.

The U.S. military has launched a strike on another boat accused of carrying drugs in the eastern Pacific Ocean, killing four people.

A federal judge has ruled that the Defense Department is violating his earlier order to restore access to the Pentagon for reporters.

A federal appeals court on Wednesday refused to block the Pentagon from blacklisting artificial intelligence laboratory Anthropic in a decision that differed from the conclusions reached in another judge’s ruling on the same issues.

Defense Secretary Pete Hegseth says he will allow service members to carry personal weapons onto military installations.

Defense Secretary Pete Hegseth has asked the Army’s top uniformed officer to step down as the United States wages a war against Iran.

The Trump administration is appealing a judge’s order blocking the federal government from taking punitive measures against artificial intelligence company Anthropic after a dispute with the Pentagon over military use of AI.

The Pentagon says fewer American service members died by suicide in 2024.

Thousands of additional U.S. troops are heading to the Middle East as the Trump administration has insisted that progress has been made in talks with Iran and has threatened to escalate the war if a deal is not reached soon.

A federal judge has ruled in favor of artificial intelligence company Anthropic in temporarily blocking the Pentagon from labeling the company as a supply chain risk.

President Donald Trump took the United States to war without a vote of support from Congress.

A federal judge has blocked the Trump administration from enforcing a policy limiting news reporters’ access to the Pentagon, ruling that key portions of the new rules are unlawful.

Defense Secretary Pete Hegseth brings Christian language into the Pentagon as the U.S. and Israel wage war against Iran.

Outdated intelligence has likely led to the United States carrying out a deadly missile strike on an elementary school in Iran that killed over 165 people, many of them children, in the opening hours of the conflict, according to a U.S. official and a second person briefed on findings of a preliminary U.

The Pentagon has not permitted photographers to cover Defense Secretary Pete Hegseth's last two briefings on the war in Iran, and hasn't explained the change in longstanding policy.

Microsoft and a group of retired military leaders are backing Anthropic in court to block the Trump administration from labeling the AI company a supply chain risk.

Anthropic is suing the Trump administration, asking federal courts to reverse the Pentagon’s decision designating the artificial intelligence company a “supply chain risk” over its refusal to allow unrestricted military use of its technology.

The Pentagon and the Federal Aviation Administration have agreed to conduct anti-drone laser tests in New Mexico after the military’s deployment of the lasers led the FAA to suddenly close airspace in Texas twice in the last month.

The U.S. and Israeli strikes on Iran have raised concerns among Democrats and others about diminishing American stockpiles of certain weapons.

A top Pentagon official says a fight with Anthropic centered on how the military could someday use artificial intelligence in autonomous weapons.

Defense Secretary Pete Hegseth has drawn negative attention for his comment that the press has emphasized casualties in the Iran war because it wants to make President Donald Trump look bad.

The Trump administration is following through with its threat to designate artificial intelligence company Anthropic as a supply chain risk in an unprecedented move that could force other government contractors to stop using the AI chatbot Claude.

An operations center targeted by an Iranian drone strike that killed six American soldiers was located in a civilian port in Kuwait, more than 10 miles away from the main Army base.

Anthropic’s moral stand on U.S. military use of artificial intelligence is reshaping the competition between leading AI companies but also exposing a growing awareness that maybe chatbots just aren’t capable enough for acts of war.

A high-stakes dispute over how the U.S. military uses artificial intelligence has led the Pentagon to cancel its contract with rising AI star Anthropic.

The Pentagon will forbid members of the military from attending Columbia, Yale, Brown and other universities starting next school year amid a campaign to cut ties with institutions that Defense Secretary Pete Hegseth called “factories of anti-American resentment.”.

President Donald Trump has ordered all U.S. agencies to stop using Anthropic technology after the company’s unusually public dispute with the Pentagon over artificial intelligence safety.

Anthropic CEO Dario Amodei says the artificial intelligence company “cannot in good conscience accede” to the Pentagon’s demands to allow wider use of its technology.

President Donald Trump says he’s directing the Pentagon and other government agencies to identify and release files related to extraterrestrials and UFOs because of “tremendous interest.”.

A federal judge has blocked the Pentagon from punishing Democratic Sen. Mark Kelly, a former U.S. Navy pilot, for participating in a video that called on troops to resist unlawful orders.

The Pentagon allowed U.S. Customs and Border Protection to use an anti-drone laser earlier this week, leading the Federal Aviation Administration to suddenly close the airspace over El Paso, Texas.

The U.S. military says it has boarded a sanctioned oil tanker in the Indian Ocean.

The Pentagon says it will cut ties with Harvard University, ending military training, fellowships and certificate programs.

Sen_ Elissa Slotkin of Michigan says she won't sit for an interview with the Justice Department regarding a probe into a video she organized urging U_S_ military members to resist “illegal orders.”.

A federal judge says he knows of no U.S. Supreme Court precedent to justify the Pentagon’s censuring of a sitting U.S. senator who joined a videotaped plea for troops to resist unlawful orders from the Trump administration.

The Army general tapped to lead the NSA is promising to follow the law and the Constitution when it comes to using the NSA's powerful surveillance tools.

The U.S. is taking a minority stake in an Oklahoma rare earth miner, the latest government investment in the sector as it seeks to minimize its reliance on imports of a material used prevalently in smartphones, robotics, electric vehicles and many other high tech products.

The Defense Department says it is revamping the military newspaper Stars and Stripes to focus on “reporting for our warfighters” and eliminate woke distractions.

A bipartisan group of lawmakers has proposed creating a new agency with $2.5 billion to boost production of rare earths and the other critical minerals.

A new Congressional Budget Office analysis says renaming the Department of Defense the Department of War could cost taxpayers up to $125 million.

A federal officer has shot a man in the leg in Minneapolis after being attacked with a shovel during an arrest Wednesday.

Democratic lawmakers who appeared in a video urging members of the military to resist “illegal orders” have confirmed that they're under investigation from the Trump administration.

Defense Secretary Pete Hegseth says Elon Musk’s artificial intelligence chatbot Grok will join Google’s AI engine inside the Pentagon network.

Democratic Sen. Mark Kelly has sued the Pentagon over attempts to punish him for his warnings about illegal orders.

President Donald Trump is proposing setting U_S_ military spending at $1_5 trillion in 2027, citing “troubled and dangerous times.”.

Defense Secretary Pete Hegseth says he’s censuring Democratic Sen. Mark Kelly of Arizona over the former Navy pilot’s participation in a video that called on troops to resist unlawful orders.

A U.S. Army Reserve lawyer detailed as a federal immigration judge has been fired barely a month into the job after granting asylum at a high rate out of step with the Trump administration’s mass deportation goals.

The U.S. military has amassed an unusually large force in the Caribbean Sea and the waters off the coast of Venezuela since this summer, when the Trump administration first began to shift assets to the region as part of its anti-drug trafficking operations.

The Senate has given final passage to an annual military policy bill that will authorize $901 billion in defense programs.

Democratic Sen. Mark Kelly of Arizona says the Pentagon’s escalating investigation into his plea to troops to refuse unlawful orders is part of an effort to silence dissent within the military.

The House votes to pass a sweeping defense policy bill that authorizes $900 billion in military programs.

The New York Times is suing to try to stop the Pentagon from imposing new rules on journalists who cover the military.

The Pentagon’s watchdog has found that Defense Secretary Pete Hegseth put U.S. personnel and their mission at risk when he used the Signal messaging app to convey sensitive information about a military strike against Houthi militants in Yemen.

The Pentagon press secretary has held her first briefing since most nonpartisan news outlets were replaced by friendly media representatives willing to accept new rules imposed by Defense Secretary Pete Hegseth.

It's not often Pentagon officials hold briefings for the press, but they are this week — although outlets that reach millions of news consumers have been denied access.

Legal experts are raising lots of questions about the Pentagon’s investigation of Mark Kelly.

Top U.S. military officials are meeting leaders of Caribbean nations this week as the Trump administration has escalated its firepower in the region as part of what it calls a campaign against drug trafficking.

The Pentagon suggests it could recall U_S_ Sen_ Mark Kelly to active military duty for appearing in a video urging troops to defy “illegal orders.”.

A federal judge has dismissed the criminal cases against former FBI Director James Comey and New York Attorney General Letitia James.

Internal Pentagon figures show the number of major accidents involving military aircraft spiked in 2024.

Defense Secretary Pete Hegseth says the Pentagon is revamping how the military buys weapons, shifting the focus away from producing advanced and complex technology and toward products that can be made and delivered quickly.

Conservative activist Laura Loomer says she's been granted credentials to join the Pentagon press corps.

Defense Secretary Pete Hegseth has ordered the military to provide dozens of lawyers to the Justice Department for temporary assignments in Memphis and near the U.S.-Mexico border that could run through next fall.

The United States is deploying several dozen disaster relief workers, including urban search and rescue teams, to Caribbean island nations as they deal with devastation caused by Hurricane Melissa.

Defense Secretary Pete Hegseth has announced that the U.S. military carried out strikes in the eastern Pacific Ocean against four boats accused of carrying drugs, killing 14 and leaving one survivor.

The Pentagon has confirmed it's accepted an anonymous $130 million gift to help pay members of the military during the government shutdown.

The U.S. military has built up an unusually large force in the Caribbean Sea.

Dozens of reporters stationed at the Pentagon walked out this week and surrendered their access badges rather than sign on to new rules imposed by Defense Secretary Pete Hegseth they said would restrict how they do their jobs.

A former security guard at the U.S. Embassy in Norway has been convicted of espionage after a court in Oslo found that he spied for Russia and Iran.

Journalists at the Pentagon turned in access badges and cleaned out their workspaces, the price for refusing to agree to new restrictions on their jobs at the seat of U.S. military power.