New bilateral agreements on nuclear weapons between the U.S. and Russia in the immediate future are “highly unlikely” because ...

As Trump's frustration grows over Russia's strikes on Ukraine, White House envoy Steve Witkoff met with Russian President Vladimir Putin in Moscow.

Steve Witkoff's three-hour meeting with Putin yields little progress on Ukraine peace as Trump's tariff deadline approaches ...

US special envoy Steve Witkoff has met with Vladimir Putin in Moscow in an attempt to convince the Russian president to sign a ceasefire agreement with Ukraine. Donald Trump has grown significantly ...

"Rhetoric sometimes turns into action in unpredictable ways," a former senior U.S. arms control official told Newsweek.

White House envoy Steve Witkoff met Russian President Vladimir Putin in Moscow in a last-ditch effort to convince him to make ...

The Kremlin says Russian President Vladimir Putin is holding talks with U.S. President Donald Trump’s special envoy Steve ...

Tomorrow’s counter-drone systems will need to fire without human approval, Pentagon’s joint missile defense commander says.

As the Trump administration’s sanctions deadline looms over Russia, the Kremlin said that US special envoy Steve Witkoff and ...

President Trump signed an executive order on Wednesday imposing an additional 25% tariff on goods from India because it ...

Ukraine is backing the U.S. demand for an immediate ceasefire, after which negotiations as to a full peace deal can take ...