With peace in Ukraine still elusive, progress from U.S. initiatives have officials discussing a postwar security landscape.

European nations are constructing a defensive wall along NATO's eastern frontier as Western intelligence agencies warn Russia ...

As Georgia balances its aspirations to join NATO against mounting pressure from the Russian Federation, a new security ...

Zelensky offers concession on NATO, Russia still impediment to peace deal, Trump vows consequences for ISIS attack on U.S.

Nato lacks the resilience to fight Russia for long if conflict breaks out, a top Royal Navy commander claimed.

NATO Secretary-General Mark Rutte issued a stark warning to Western allies about the reality of the threat posed by Russia, ...

NATO fighter jets were scrambled and air defense systems put on alert in Poland in response to Russia’s latest overnight ...

Answering a sharp question from a UK reporter about repression, war and Russia’s future, Vladimir Putin defended Moscow’s ...

Follow live updates from NBC News as Russian President Vladimir Putin speaks at his annual year-end news conference on ...

NATO is working on multi-layered security guarantees to prevent any future Russian attack on Ukraine following a potential peace deal, Secretary ...

In the past week, President Donald Trump and senior Republican lawmakers have presented starkly different views of a top U.S.

NATO considers 'more aggressive' stance against Russia's hybrid warfare, including pre-emptive cyber operations, as tensions escalate over sabotage.