Two rivals are battling ISIS in the jihadists' final stronghold of Deir ez-Zor. One seeks to return Syria to its former self; the other wants more power for Kurds.
A new directive from Naval Surface Forces sparks concern that some sailors aren't getting anywhere near enough sleep.
Russian and U.S. allies are battling insurgents and jihadists trying to topple the Syrian government, but the latter wants to reshape the nation.
China's new military base is just a few miles from the only permanent U.S. outpost in Africa.
Immigrants serving in our armed forces aren’t promised citizenship in exchange for their service.
The U.S. military said there were "a small number of casualties" after a suicide attack struck Bagram Air Field.
Military leaders said they did not fear an invasion from the West, touting Tehran's growing military might at home and abroad.
The Air Force released striking footage after deploying more than 2,000 airmen to assist in rescue and relief operations in areas hit by Hurricane Harvey.
German Foreign Minister Sigmar Gabriel said a war between the U.S. and North Korea could be worse than World War II.
The Pentagon says there are actually 11,000 U.S. troops in Afghanistan, 2,600 more than were previously said to be there.
The U.S.-led coalition bombed the path of the convoy of ISIS fighters and their families, saying it was “a lucrative target” and threatening more strikes.
The B61-12 is planned to be the first U.S. precision-guided atomic bomb and is intended to minimize collateral damage.
Once a primary recipient of CIA assistance, the Free Syrian Army has since turned on U.S. efforts to battle ISIS using Kurdish militias.
The tiny archipelago nation of Palau agreed to host a massive U.S. radar system at a time when North Korea is threatening U.S. allies in the region.
North Korea says it cannot stand idly by as the "gangster-like U.S. imperialists" conduct war games with South Korea.
The U.S. coalition tasked with fighting ISIS in Iraq and Syria told Newsweek the world has not seen an urban assault like Mosul since World War II.
A U.K.-based monitor says U.S.-led efforts against ISIS have resulted in more civilian casualties during the seven months of the Trump administration than during 29 months under Obama.
President Donald Trump said he would shift U.S. strategy in Afghanistan to one based on results, not timetables.
Russia and the Taliban Islamist militant group are both separately demanding that the U.S. leave Afghanistan after nearly 16 years of war.
Two radio stations suddenly broadcast a "civil danger warning" to residents of Guam, amid missile threats from North Korea and local power outages.
"They were fighting to defeat a truly evil enemy and to protect our homelands," the military said in a statement.
One family is suing the U.S. government over its refusal to hand over files on a missing Korean War veteran who may have been taken to Russia.
Senator Claire McCaskill demanded to know why the military approved $50 million in irregular spending on luxury cars and significant other’s salaries, calling it a “slap in the face” to taxpayers.
Last year, most Americans saw "friendly cooperation" as the way forward with Russia, but now they want Russia's power actively limited.
North Korea's threat came as President Donald Trump warned Pyongyang would face "fire and fury" if it kept up hostilities.
The Chinese navy closes off 15,000 square miles in the East China Sea to perform live-fire drills as the U.S.-North Korea rivalry escalates.
Eritrea’s navy also was placed under U.S. sanctions in April, after a shipment of military equipment from North Korea was found en route to the country.