Dmitry Medvedev said Moscow had not received a U.S. response to Russia's proposal to extend the New START treaty.

Gen. David Petraeus analyzes the escalating tensions between Russia and Ukraine, exploring the potential use of nuclear ...

Putin explained how science could be used to gain an advantage over Russia's enemies.

Russia’s deputy foreign minister is signaling that Moscow is prepared to let New START die with no replacement, even as U.S.-brokered Ukraine talks in Abu Dhabi inch forward without a breakthrough but ...

BRUSSELS, Jan 26 (Reuters) - NATO boss Mark Rutte ‌on ​Monday dismissed calls by ‌some leading European politicians for a ...

The threat came as hours of late night 'peace talks' involving Putin and Trump envoys ended with the Kremlin ruling out ...

Putin uses deception to manipulate his enemies, as evidenced by his lie to Trump about the Valdai residence attack, and his ...

By Dan Peleschuk and Yuliia Dysa Jan 20 (Reuters) - A Russian air attack cut power to more than one million Kyiv residents ...

MOSCOW, Jan 20 (Reuters) - Russia and the United States currently have no specific contacts regarding the imminent expiry of ...

Ukraine's Zelenskyy says U.S. security guarantees document is "100% ready" for signing as trilateral peace talks with Russia ...

The post-war international order may be tearing apart at the seams and international law is increasingly looking like a ...