Pyongyang has long coveted an advanced air-defense system to guard against missiles and war planes from the United States and ...

The department's report states that US needs integration of non-nuclear capabilities, where feasible, to support nuclear ...

If the incoming administration abandons Kyiv, Russia's ambitions will explode and nuclear weapons will proliferate.

A Norwegian man working as a security guard for the US Embassy in Oslo was arrested this week on allegations of spying for ...

Russia’s use of a nuclear-capable ballistic missile marks a decisive, and potentially dangerous moment in Moscow’s conflict ...

The United States believes that Russia fired a never-before-fielded intermediate-range ballistic missile on Thursday in its ...

The United States imposed new sanctions on Russia's Gazprombank on Thursday, the Treasury Department said, as President Joe ...

A new warning urges defense companies to increase security and to be on the lookout for surveillance and signs of trespassing ...

Russia and China oppose changing the Kenya-led multinational force in Haiti into a U.N. peacekeeping mission. UNITED NATIONS ...

Russian President Vladimir Putin said on Thursday that Russia fired a new, non-nuclear intermediate-range ballistic missile ...

President-elect Donald Trump's pick for the director of national intelligence, former Rep. Tulsi Gabbard, has little ...

Russia sending an intermediate-range missile with nuclear capabilities into Ukraine has ratcheted up tensions even further.