Russian border guards crossed into Estonia without permission using hovercrafts, authorities in Tallinn have said, in a move ...

President Volodymyr Zelenskyy is aware of the US blocking Ukraine's path to NATO but does not consider it necessary to change ...

Nato countries' pledge to spend 5% of their economic output on defence is Donald Trump's "biggest foreign policy success," ...

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

GOP Rep. Thomas Massie fielded a bill to remove the U.S. from NATO, putting forward a companion measure after Sen. Mike Lee ...

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

NATO countries, including Canada, are falling behind Russia and China in the development of Arctic-capable drones — uncrewed ...

NATO Secretary General Mark Rutte has delivered one of the clearest signals yet that Ukraine’s path into the alliance is ...

NATO militaries currently lack the resilience for a protracted conflict, the alliance’s top maritime commander warned, reinforcing concern that Europe isn’t yet prepared for a long-term confrontation ...

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

Ukraine has relinquished its ambition of joining the NATO military alliance in exchange for Western security guarantees as a ...

Rep. Thomas Massie (R-Ky.) on Wednesday introduced a bill that would pull the United States out of the NATO alliance. Rep.