Secretary of State Marco Rubio has been thrown into two top national security roles at once after President Donald Trump appointed him to temporarily replace Mike Waltz as national security adviser.

Defense Secretary Pete Hegseth’s office confirms that his younger brother is serving in a key position inside the Pentagon as a Department of Homeland Security liaison and senior adviser.

The Biden administration is proposing a new framework for the exporting of the advanced computer chips used to develop artificial intelligence, an attempt to balance national security concerns about the technology with the economic interests of producers and other countries.

Incoming senior Trump officials have begun questioning career civil servants serving on the White House National Security Council about who they voted for, their political contributions in the 2024 election and whether they've made social media posts that could be considered incriminating by the Trump team.

Officials say U.S. and Arab mediators made significant progress overnight toward brokering a ceasefire in the Israel-Hamas war and the release of scores of hostages held in the Gaza Strip, but a deal has not been reached yet.

As President Joe Biden prepares to leave office next week, he's insistent that his one-term presidency has made strides in restoring American credibility on the world stage and has proved that the U.S. remains an indispensable partner around the globe.

Israeli Prime Minister Benjamin Netanyahu and U.S. President Joe Biden have spoken in a phone call on the latest efforts to reach a ceasefire and hostage release in the Israel-Hamas war.

National security adviser Jake Sullivan will travel to India for a visit focusing on cooperation on strategic technology, including in defense, space and artificial intelligence.

Israeli and Hamas appear close to reaching a ceasefire deal to wind down the war in Gaza.

Secretary of State Antony Blinken has wrapped up perhaps his last Middle East mission as America’s top diplomat.

Top U.S. officials are in the Middle East pressing for stability in Syria and an end to Israel’s 14-month war in the Gaza Strip in a last-ditch diplomatic push by the outgoing Biden administration.

President-elect Donald Trump doesn’t think much of Joe Biden’s foreign policy record.

Secretary of State Antony Blinken is returning to the Middle East this week on his 12th visit since the Israel-Hamas war erupted last year.

Since its inception in 2019, a U.S. development agency has created a portfolio of more than $50 billion worth of projects in 114 countries, including a trans-Africa railway corridor, a power plant in Sierra Leone, and solar panel manufacturing in India.

Donald Trump is making threats, traveling abroad, and negotiating with world leaders.

The mother of Austin Tice, an American journalist missing in Syria for more than a decade, says she's confident that her son is alive.

President-elect Donald Trump’s incoming Middle East envoy recently visited Israel and Qatar for high-level talks on landing a ceasefire and hostage deal in Gaza.

The Biden administration kept President-elect Donald Trump’s administration closely apprised of its efforts to broker the ceasefire deal between Israel and Hezbollah that took effect early Wednesday.

President-elect Donald Trump on Tuesday signed a required agreement with President Joe Biden’s White House to allow his transition team to coordinate with the existing federal workforce ahead of taking office on Jan. 20.

President Joe Biden praised the cooperation between South Korea, Japan and the U_S_ at countering what he described as North Korea’s “dangerous and destabilizing cooperation with Russia.”.

President Joe Biden is beginning a six-day visit to Peru and Brazil for the final major international summits of his presidency.

Ukrainian President Volodymyr Zelenskyy says the thousands of North Korean soldiers expected to reinforce Russian troops on the front line in Ukraine are pushing the almost three-year war beyond the borders of the warring parties.

An American cryptocurrency executive held in Nigeria for the past eight months has been released after authorities there announced that they were ending his money laundering trial on health and diplomatic grounds.

New rules from the White House on the use of artificial intelligence by U.S. national security and spy agencies aim to balance the technology’s promise with the need to protect against its risks.

U.S. President Joe Biden told European partners that it’s important for Ukraine’s Western allies to “sustain our resolve” in supporting the country.

President Joe Biden says the killing of Hamas leader Yahya Sinwar by Israeli troops is a “good day for Israel, for the United States, and for the world."

Months into Russia’s war in Ukraine, the United States had intelligence pointing to “highly sensitive, credible conversations inside the Kremlin” that Russian President Vladimir Putin was seriously considering using nuclear weapons to avoid major battlefield losses.

The Biden administration says there's a significant difference between Israeli actions that have expanded its war against the Iranian-backed militant groups Hamas and Hezbollah and Iran’s retaliatory missile attack against Israel.

U.S. stocks pulled back from their records after a sharp escalation of tensions in the Middle East raised worries about potential disruptions to the flow of oil.

Israel has claimed the death of a senior Hezbollah military official after a rare Israeli airstrike in Beirut killed at least 37 people and wounded dozens more, shortly after Hezbollah pounded northern Israel with 140 rockets.

The U.S. State Department says a Christian pastor from California has been freed from China after nearly 20 years behind bars and is back home in the U.S. Advocacy groups say 68-year-old David Lin was detained after he entered China in 2006, was convicted of contract fraud and sentenced to life in prison.

The United States government says it has secured the release of 135 Nicaraguan political prisoners who have arrived in Guatemala.

Chinese leader Xi Jinping has met with U.S. National Security Adviser Jake Sullivan as the latter wound up a three-day visit to Beijing with the stated aim of keeping communications open in a relationship that has become increasingly tense in recent years.

The White House says Beijing and Washington will plan for a phone call in the coming weeks between Chinese President Xi Jinping and U.S. President Joe Biden.

China has accused Canada of protectionism after Prime Minister Justin Trudeau’s government imposed a 100% tariff on imports of Chinese-made electric vehicles.

A top White House official has arrived in China for talks on a relationship that has been severely tested during President Joe Biden’s term in office.

Canada’s government says it is imposing a 100% tariff on imports of Chinese-made electric vehicles that matches U.S. tariffs and follows similar plans announced by the European Commission.

President Joe Biden is dispatching his national security adviser Jake Sullivan to China next week.

The 24-person blockbuster prison swap carried out this week required the U.S. to regroup after the unexpected death in February of Russian opposition leader Alexei Navalny, who’d been seen as a key cog in a potential exchange.

The United States and Russia have completed a 24-person prisoner swap, the largest in post-Soviet history, with Moscow releasing journalist Evan Gershkovich and fellow American Paul Whelan in a multinational deal that set some two dozen people free.

Israeli Prime Minister Benjamin Netanyahu’s visit to Washington this week is looming as a particularly fraught one between two allies.

Two top Biden administration officials say Iran is talking more about getting a nuclear bomb, and has made strides in developing one key aspect of a weapon in recent months.

Official say the U.S. now is considering abandoning efforts to reinstall the pier that's been used to get badly needed humanitarian aid to starving Palestinians.

One of Secretary of State Antony Blinken's most senior aides is leaving for a top job with Defense Secretary Lloyd Austin and will be replaced by a brother of President Joe Biden's national security adviser.

India and the U.S. have pledged to boost defense and technology cooperation and remove long-standing barriers to bilateral strategic trade, following a meeting between the national security advisers of both countries.

Vice President Kamala Harris is pledging America’s full support in backing Ukraine and global efforts to achieve “a just and lasting peace” in the face of Russia’s invasion.

U.S. President Joe Biden says he doesn’t expect to reach a cease-fire deal for Gaza in the near future.

U.S. Secretary of State Antony Blinken has urged top Israeli officials to accept a plan for postwar Gaza as he pushed for more international pressure on Hamas to agree to a cease-fire proposal newly endorsed by the U.N. Security Council.

President Joe Biden has spoken from Pointe du Hoc, marking his second trip to the Normandy coast during his visit to France for the 80th anniversary of D-Day.

Prime Minister Narendra Modi — fresh from declaring victory in India’s election — offered few details on the agenda for his third term.

The families of American hostages in Gaza say they are hopeful for a deal between Israel and Hamas that would bring their loved ones home.

U.S. President Joe Biden is in France for the 80th anniversary of D-Day and will join other world leaders to commemorate the invasion that helped bring an end to World War II.

The Biden administration has launched an intense drive to persuade Hamas and Israel to accept a new cease-fire proposal in the nearly eight-month-old war in Gaza while it also presses Arab nations to get the militant group to go along with the terms.

A U.N. court's order that Israel halt its offensive in the southern Gaza city of Rafah is deepening a disconnect with the United States.

The U.N. World Food Program says it's handed out in Gaza the first small amounts of aid that arrived from a U.S.-built pier in the territory.

The Environmental Protection Agency warns that cyberattacks against water utilities around the U.S. are becoming more frequent and more severe.

The United States and Israel both vehemently condemned a request by the International Criminal Court's chief prosecutor to seek arrest warrants for Israeli leaders in connection with the seven-month war in Gaza.

An Israeli airstrike has killed 27 people in central Gaza, mostly women and children, and fighting again rages across the north.

President Joe Biden’s national security adviser Jake Sullivan has met with Saudi Arabia’s Crown Prince Mohammed bin Salman to discuss what the kingdom describes as the “semi-final” version of a wide-ranging security agreement between the countries.

Prime Minister Benjamin Netanyahu has come under mounting pressure from his own War Cabinet and his country’s closest ally over postwar plans for Gaza.

U.S. Secretary of State Antony Blinken is seeking to rally the spirits of glum Ukrainians facing a fierce new Russian offensive.

A former senior White House aide with deep political connections is running for Congress in her home state of New Hampshire.

President Joe Biden has met at the White House with Abigail Edan, the 4-year-old American girl who was held hostage in Gaza for several weeks at the start of Israel's war with Hamas.

The Biden administration is again reassuring the Philippines the U.S. commitment to the islands’ defense is steadfast amid increasing concerns about provocative Chinese actions in disputed areas of the South China Sea.

Some Muslim and Arab American leaders have grown frustrated with the outreach from President Joe Biden's White House as the war in Gaza drags on.

The General Assembly has approved the first United Nations resolution on artificial intelligence.

President Joe Biden’s top foreign policy adviser Jake Sullivan sought to reassure Ukrainians during an unannounced visit to Kyiv Wednesday that the U.S. will continue to support their efforts to fend off Russia’s two-year-old invasion.

A Russian border region being pounded by Ukrainian shelling and drones is expanding its closure of schools and colleges amid a major evacuation plan.

Israeli Prime Minister Benjamin Netanyahu has agreed to send a team of Israeli officials to Washington to discuss with Biden administration officials a prospective Rafah operation, according to White House national security adviser Jake Sullivan.

The United States is spearheading the first United Nations resolution on artificial intelligence, aimed at ensuring the new technology is “safe, secure and trustworthy” and that all countries, especially those in the developing world, have equal access.

Vice President Kamala Harris has held a meeting with a member of Israel’s wartime Cabinet who came to Washington in defiance of Israeli Prime Minister Benjamin Netanyahu.

An Israeli official says a top Cabinet minister's trip to Washington has angered Prime Minister Benjamin Netanyahu.

President Joe Biden will convene the top four congressional leaders at the White House on Tuesday to discuss the emergency aid package for Ukraine and Israel, as well as avoiding a government shutdown next month.

The White House has publicly confirmed that Russia has obtained a “troubling” emerging anti-satellite weapon, but says it cannot directly cause “physical destruction” on Earth.

The White House has announced that Palestinians living in the U.S. will be shielded from deportation as the Israel-Hamas war continues, citing “significantly deteriorated” conditions on the ground in Gaza.

The U.S. has gathered highly sensitive intelligence about Russian anti-satellite weapons that has been shared in recent weeks with the upper echelons of government.

U.S. national security adviser Jake Sullivan says he and his NATO counterparts have cautioned Hungary against further delaying Sweden’s membership in the military alliance.

U.S. national security adviser Jake Sullivan has pressed Chinese Foreign Minister Wang Yi during talks in Thailand to use China’s influence with Iran to ease tensions in the Middle East.

U.S. National Security Adviser Jake Sullivan will meet with Chinese Foreign Minister Wang Yi in Bangkok, Thailand, officials from both countries said.

Russia’s top diplomat has dismissed a U.S. proposal to resume dialogue on nuclear arms control.

The Biden administration is expected to soon announce plans to redesignate Iranian-backed Houthi rebels in Yemen as a specially designated global terrorists.

Ukrainian President Volodymyr Zelenskyy has come out swinging against Russian leader Vladimir Putin at the World Economic Forum’s annual meeting in Davos.

The elite Hezbollah commander who was killed in an Israeli airstrike in southern Lebanon fought for the militant group for decades and took part in some of its biggest battles.

Prime Minister Benjamin Netanyahu says the mistaken killing of three Israeli hostages in Gaza by Israeli soldiers “broke my heart,” but there would be no change in Israel’s military approach.

U.S. National Security Adviser Jake Sullivan says he has discussed with Israeli officials the volatile situation along the Lebanon-Israel border.

Israeli troops mistakenly shot three hostages to death in a battle-torn neighborhood of Gaza City, and an Israeli strike killed a Palestinian journalist in the south of the besieged territory.

Israel’s president has joined the ranks of high-ranking Israeli officials to speak out against a two-state solution after the war in Gaza.

The Palestinian prime minister says Washington must take steps toward an elusive two-state solution, including applying pressure on Israel.

Israel’s defense minister says it will take months to destroy Hamas, predicting a drawn-out war.

President Joe Biden is speaking out about the Israel-Hamas war and warning that Israel is losing international support because of what he calls “indiscriminate bombing" of Gaza.

The national security advisers of the United States, South Korea and Japan are calling for a stronger international push to suppress North Korea’s development of nuclear weapons and missiles.

South Korea’s defense minister has threatened massive retaliatory missile strikes on “the heart and head” of North Korea in the event of provocation, as the rivals escalate their rhetoric over their respective spy satellite launches in recent days.

After three vessels were struck by missiles fired by Iranian-back Houthis in Yemen, the White House says the U.S. may establish a naval task force to escort commercial ships in the Red Sea.

National security adviser Jake Sullivan has told lawmakers that the White House is not seeking to place conditions on U.S. military assistance to Israel.

Argentina’s President-elect Javier Milei met Tuesday with senior Biden administration officials at the White House.

Negotiations to free the hostages held by Hamas hardly ran smoothly.

President Joe Biden and China’s Xi Jinping have swept into San Francisco and are making their final preparations for their first engagement in a year.

U.S. officials are expressing hope that this week's highly anticipated face-to-face meeting between President Joe Biden and Chinese President Xi Jinping will produce some concrete results.

NATO allies have frozen their participation in a key Cold War-era security treaty in response to Russia’s withdrawal from the pact.

The relationship between President Joe Biden and new House Speaker Mike Johnson will be one of the most important in Washington over the next year.