The world's chemical weapons watchdog on Friday said it had once again found traces of tear gas on the frontline with Russia ...

U.S. troops have for the first time, tried out new equipment that has been developed and tested using information from the ...

Russia has what it needs to fight on in Ukraine for at least another year and retains the battlefield initiative, but is ...

The mayor of Kyiv is feuding with the president. The defense minister is under investigation as part of a bitter fight over ...

An annual review of the global military situation says Russia’s stockpiles of Cold War-era weapons and larger population have ...

In his first trip abroad, the new U.S. defense secretary told allies, including NATO officials, that a durable peace could ...

After holding a phone call with Russian President Vladimir Putin on Feb. 12, U.S. President Donald Trump once again claimed ...

Vladimir Putin’s call with President Trump reinforced the Russian leader’s view that Moscow and Washington should decide the ...

Both Ukraine and Russia are operating fiber-optic drones, which can't be jammed with traditional electronic warfare tactics.

As Washington seeks to resolve the war in Ukraine with peace negotiations, these maps show what each side in the conflict is ...

Ukraine has been throwing everything it can at Russia as its all-out invasion nears the three-year mark. The latest weapon in ...

Poland holds a special position among Kyiv's partners — with a shared history of Russian oppression and conquest, its leaders ...