The American A-10 and Romania's Soviet-built MiG-21 jet were built to fight each other. Now they're training together to fend off Russians.
As the ceasefire is broken anew, a bipartisan group asks the U.S. president again to send lethal aid to Ukraine.
The Raytheon-built missile defense system is often heralded as the world's best.
The U.S. aircraft carrier Theodore Roosevelt is just one of many warships converging on the world's newest flashpoint.
The new draft restrictions will be considered next month and seek to cut usage by as much as 36 percent.
The Russian president said he fears giving lethal weapons to Ukraine will just lead to a higher death toll and undermine the Minsk II agreement.
The 173rd Airborne Brigade will teach Ukrainian troops about first aid, tactics and how to defend against artillery and mortar strikes.
The self-proclaimed leader of the Donetsk People’s Republic warned pro-Russian rebels would take the port city Mariupol if Ukrainian forces continue "aggression."
If the U.N. arms embargo on Libya is lifted, Russia will begin supplying weapons to the legitimate Libyan government.
The organization charged with overseeing the eastern Ukraine truce rejects claims it gave away Ukrainian military positions to rebels.
The former secretary of state's remarks this week put her at odds with President Barack Obama, who has put limits on aid.
Ukraine includes a caveat: Pardons won't apply to an attack in Mariupol or the crash of Malaysia Airlines Flight 17.
Russia was quick to sell Iran the much-vaunted S-300 after the Geneva deal. But the advanced weapon isn't invincible.
Six soldiers were killed in intense fighting overnight as foreign ministers met in Berlin to discuss peace.
Fear of Russia is translating into big increases on military spending, with tens of billions going into advanced weaponry.
The ceasefire is still nominally in effect, but OSCE recorded more than 1,100 of explosions, suggesting fighting is escalating.
The new regulations are expected to make drilling safer, and prevent the kind of disaster that sent millions of barrels of oil into the Gulf of Mexico.
Air Force Maj. Gen. James Post III had warned airmen that if they talked to members of Congress about the aircraft, they would face treason charges.
The "Normandy Four" will discuss the idea at a meeting in Berlin on Monday.
The agency charged with protecting the president continues to have what appear to be serious personnel problems.
The Scandinavian country will send 120 troops to assist in the training of Iraqi and Kurdish fighters.
Pressed by the African Union's forces, the Somali militants may hit the countries supplying troops against them.
Last year's crash in eastern Ukraine killed nearly 300 people, most of them from the Netherlands.
Lithuania will stop taking in people who fled the war, saying that this may spur Ukraine to create acceptable conditions for them.
Pro-Russian rebels say the ceasefire has been broken 45 times in 24 hours; Ukraine says it's the rebels who are gearing up for war.
The fire on a nuclear submarine Tuesday was only the latest in a string of serious, often fatal, accidents to a once-mighty fleet.
The submarine is at Russian base around 350 miles from the Russian border with Finland.
Amid tension with Russia, Poland decides to fortify its defenses.
Muhammadu Buhari won the presidency of Nigeria by promising to defeat Boko Haram, but his army isn't up to the task -- yet.
One year after annexation, Moscow takes one more step to integrate Crimea into Russia.
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