Ukraine's military intelligence agency said its forces used Magura V5 naval drones to destroy a Russian military speedboat in Crimea.
A Chinese aircraft released flares in the flight path of an Australian Defence Force helicopter, escalating tensions.
Israel has warned Palestinian civilians to evacuate the eastern part of Rafah ahead of an expected assault.
Ukraine, Jake Sullivan said, would still be able to "hold the line" and withstand Russian attacks in the meantime.
The high homicide rate in 2023 by Russian soldiers is related to mental-health issues and thousands of former-convict soldiers, said the UK MoD.
Turkey said it would halt trade with Israel until there is a permanent ceasefire in Gaza. Here's how much that could cost Israel.
Trained by NATO instructors, the 47th Brigade all-volunteer unit is one of Ukraine's powerhouse brigades.
The UK is considering developing its own Iron Dome air defense system as geopolitical tensions intensify.
Russia's army in Ukraine lacks the huge size its warfighting doctrine demands, and it's been too rigid to readily adapt new tactics.
Fighting has intensified in the Donetsk region in recent months as Russia pushes to take more ground around Avdiivka.
Illia Ponomarenko, a renowned Ukrainian journalist, reports from the front lines of the Russia-Ukraine conflict.
From the sinking of the missile cruiser Moskva to several precison HIMARS strikes, these are Russia's deadliest moments in Ukraine.
The air war over Ukraine has become a cat-and-mouse game where drones must constantly evolve to survive.
China has transformed its missile stockpiles and capabilities, shaping what war would look like in the Pacific, US military leaders and experts said.
The Air Force is testing AI-powered F-16 jets that are so powerful they outperform human pilots in some air-to-air combat scenarios, AP reported.
The Marines are urgently seeking to field upgraded air defense systems and acquire their own drones to compete with adversaries like Russia and China.
Top officials say the US is revising its plans as the possibility of war with these rivals climbs higher than it was even a few years ago.
Director of National Intelligence Avril Haines said her view is based, in part, on the Houthis' domestic production of weaponry and Iranian support.
Pro-Russia hackers are targeting vulnerable infrastructure systems in the US and Europe, warns an advisory by numerous security agencies.
Top Ukraine intelligence official Vadym Skibitsky said the strategic town of Chasiv Yar could fall to Russia soon, opening up a vulnerable front.
Ukrainian forces recently attacked the Kushchyovskaya airfield with drones, likely trying to disrupt Russia's highly destructive glide-bomb strikes.
A Ukrainian unit is using M2 Brownings on the back of pickup trucks to try to shoot down Russia's expensive Shahed drones and spy planes.
Maj. Gen. Greg Gagnon, deputy chief of space operations for intelligence, said China had developed a sophisticated military satellite program.
French President Emmanuel Macron said France could send troops if requested by Ukraine in response to a Russian breakthrough.
A Ukrainian ATACMS long-range missile strike reportedly killed over 100 Russian soldiers in Luhansk, showing the range of Ukraine's new missiles.
That's compared to a US military budget of around $742 billion that year, which was spread out across various theaters in the world.
"This includes sabotage, acts of violence, cyber and electronic interference, disinformation campaigns, and other hybrid operations," the alliance said.
US forces accidentally killed Mr. Lufti Hasan Masto in a drone strike, mistaking him for a senior Al Qaeda leader, reveals a Washington Post probe.
Israel is retiring the Patriot air defense system after long dissatisfaction with it. But Patriot missiles have been crucial in Ukraine and elsewhere.
Speaking at a conference full of members of Congress and tech leaders, Palantir's CEO referred to anti-Israel protests on campuses as "pagan."
More than 13,000 soldiers from the Army National Guard are owed enlistment bonus payments, which comes amid the US military's recruiting shortfalls.
President Joe Biden made the comment at the end of a surprise press conference on Thursday regarding campus unrest.
The Manta Ray program looks to build a "new class of long-duration, long-range, payload-capable UUVs," according to DARPA.
Satellite companies are taking images of Ukrainian territory every day, a defense official said, which risks them being used by Russia against it.
A US veteran in Ukraine said the US has not been sufficiently training for war with a near-peer or peer-level adversary, like Russia or China.
Under the deal the US would give the Saudis security guarantees by sidestepping Israel's Gaza war.
A Ukrainian soldier says over 100 of his comrades were killed or went missing in a Russian attack as they desperately tried to build fortifications.
Russia on Wednesday displayed more than 30 captured vehicles from the war, showcasing the sheer diversity of the weapons used by Ukraine.
Russia is showing off more than 30 captured NATO vehicles as it seeks to blame the treaty organization for the Ukraine war.
"Today, China's fleet of at least 350 warships outnumbers America's of 290," retired US Navy Adm. James Stavridis wrote in a Bloomberg op-ed.
The group of military clergy accused the Defense Department of ruining their careers for refusing the COVID-19 vaccine for religious reasons.
The Army hailed its M2A4E1 Bradley variant as "the most modern and survivable version" of the armored vehicle so far.
Gen. Eric M. Smith highlighted the impact of the USS Boxer's repair work on Marine aviation assets and crisis response.
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Explainers
2024-05-01T18:27:19Z
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The US claims China stole American tech to make a copycat of the F-22 Raptor, known as the J-20 Mighty Dragon. We compare the two fighter jets.
American warships fired the SM-3 for the first time in combat last month to defend Israel from Iranian ballistic missiles.
The US probably didn't purchase 81 Soviet-era combat aircraft from Kazakhstan, as the country would be too scared of alienating Russia, experts said.
Western leaders are warning of a Russian attack on NATO. But the Kremlin is playing the long game.