Russian exercises involved submarines dueling in the Baltic Sea, as well as practicing detecting, tracking, and evading enemy subs.
Rear Adm. Marc Miguez, who oversaw months of combat between the US Navy and the Houthis, shared what he learned from the Red Sea battle.
Researchers have identified four suspected spy bases in Cuba that they say are likely linked to Chinese efforts to spy on the United States.
Russia's new alliance with North Korea, necessitated by its war in Ukraine, has South Korea deeply concerned.
Russia's ambassador to the UN flatly contradicted Trump's longstanding claim that he could end the fighting in Ukraine in just one day.
The Netherlands' defense minister said the delivery of the first F-16s to Ukraine "will proceed soon," with export licenses now issued.
Russia's new glide bomb has a greater destruction radius than previous munitions and can be released outside the range of Ukrainian air defenses.
Houthi drone boat attacks and threatening behavior have been on the rise, continuing after a US carrier departed.
War experts have suggested that Ukraine may be degrading Russian air defenses, possibly with the coming F-16s in mind.
Some of Russia's devastating glide bombs are falling on its own territory. One analyst said this was probably because of cheap guidance systems.
Estonia has ramped up its defense spending and believes it could hold out for a couple of weeks before reinforcements came, if Russia attacked.
The UK military is ill-prepared for war and would run out of ammo in "any larger-scale operation," a former defense official told the Financial Times.
Ukraine's F-16s are set to arrive when it's allowed to use allied weapons to hit targets in Russia — making the jets far more effective, experts say.
The US was wrong in thinking it won the Cold War, and is now "just one step away from losing it completely," Dmitry Medvedev said.
Nestled in the countryside of Maryland, in the Catoctin Mountain Park, is the presidential country retreat known as Camp David.
Some of Russia's deadly Su-34 fighter bombers lie exposed on the tarmac of a military airfield just 100 miles from the border with Ukraine.
Rutte's experience and personality could be key to "Trump-proofing" the NATO alliance, one expert said.
Russia and North Korea's budding partnership and new mutual defense pact may be putting China in a tough spot.
A CSIS report said that China could initiate a "gray zone" quarantine of Taiwan, using its coast guard to exert control over the island.
A host of defense contractors are offering alternatives to the pan-European tank envisioned by France and Germany.
Ukraine has long coveted more of the $1 billion US-manufactured Patriot air defense systems.
Sea drones have redefined naval warfare in recent years. Their use in the Russia-Ukraine war has gained them widespread media attention.
The MK-84 is one of Israel's largest and most destructive bombs. Israel has used 2,000-pound bombs to devastating effect in its strikes on Gaza.
The Iran-backed rebels have seen a string of successful attacks this month, striking a number of commercial vessels and even sinking one of them.
French Army Chief of Staff Gen. Pierre Schill said small drones could soon lose their battlefield advantage as defenses were catching up.
Russia's warships are firing on Ukraine from the Sea of Azov, thinking it's a 'safer' spot, a Ukrainian official said. It may not be, experts told BI.
The USS America's sinking followed decades of service — and weeks of bombardment. Sinking an aircraft carrier proved harder than the US Navy thought.
China and Russia have good reasons for their partnership, but there are many issues likely to limit its effectiveness, a new report contends.
On Sunday evening, gunmen attacked two Orthodox churches and two synagogues in Russia's Dagestan region, killing around 20 people.
ISW's conflict experts warned that the West must "challenge Putin's belief that he can gradually subsume Ukraine."
The precision "fire and forget" AGM-179 Joint Air-to-Ground Munition was fired at a moving sea target in waters off Japan.
Hezbollah may be using Cyprus as a "stand-in" to threaten a nearby NATO country, a regional expert said.
Russian troops are being used in head-on assaults on Ukrainian positions.
Russia's navy has weathered significant losses ever since the country invaded Ukraine in February 2022.
A video shared by Chinese state media shows a US Navy plane dropping something into the sea. China called it a submarine detector.
The Baltic states and Poland are urging the EU to build further defenses to protect the bloc from Russia's hybrid threats, per Reuters.
Whether the US rare earth minerals stockpile is ready for an emergency is shrouded in mystery, but there are indications it isn't.
What started as haphazard clashes in the early days of the Ukraine war has developed into sophisticated drone dogfight tactics. BI looked at footage.
Yemen's Houthis aren't known to have advanced arms manufacturing capabilities, and are often armed by Iran, which has hypersonic missiles of its own.
The shotgun has found a new role in modern warfare as a drone killer amid a rise of commercial drones on the battlefield.
It's been a noticeably tense time on the Korean peninsula lately with spats, deals, and muscle flexing.
The show of force comes amid continued tensions with Russia and follows the recent visit of a Russian navy flotilla to Cuba.
Numerous artists protested and withdrew from the festival earlier this year, expressing anti-war sentiment.
As Putin and Kim grow closer, there's the possibility that North Korea could get its hands on winning weapons technology.
The USS Theodore Roosevelt Carrier Strike Group is soon headed to the Red Sea, where it will take over America's fight against the Houthis.
The US is considering allowing limited numbers of US private military contractors to serve in Ukraine, but just in support roles, CNN reported.
Ukraine is now able to strike military targets in Russia using Western-supplied weapons. One commander said Ukraine had destroyed columns of troops.