Pete Hegseth says the U.S. will no longer be the "primary guarantor of security in Europe," which he said must step up to ...

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

Defense Secretary Pete Hegseth told a group of European leaders that restoring Ukraine's pre-2014 borders was an 'illusionary ...

Russia accused Ukraine on Wednesday of engaging in "provocations" to disrupt the rotation of an International Atomic Energy ...

Russia lost 1,400 tanks in just the last year amid its invasion of Ukraine but has so far been able to cope with the losses ...

US Secretary of Defense Pete Hegseth said on Wednesday that the war between Ukraine and Russia “must end,” that Kyiv joining ...

Officials say Russian forces have targeted Ukraine’s energy and gas infrastructure in a “massive” nighttime missile attack, ...

Deterring Russia from re-invading Ukraine, once this war ends, could require 150,000 troops and American help with air cover, ...

US President Donald Trump suggested that Ukraine “may be Russian someday,” throwing into question the future independence of ...

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

Ukraine's president has discussed the idea of possibly swapping territories with Russia in future peace negotiations with President Donald Trump.