Ukrainian President Volodymyr Zelenskyy says the air force's performance in parts of the country is "unsatisfactory." ...

Kyiv — Ukraine and Russia concluded a second round of U.S.-brokered talks in Abu Dhabi on Thursday aimed at ending Europe's ...

The Kremlin says it regrets the expiration of the last remaining nuclear arms pact between Russia and the United States, ...

In Venezuela, Russian-made air defenses failed to repel the U.S. raid that captured strongman president Nicolás Maduro.

Feb 6 (Reuters) - President Volodymyr Zelenskiy called on Friday for faster action in boosting Ukrainian air defences and in ...

FILE - Russian's Air Force Mikoyan MiG-31K jets carrying Kh-47M2 Kinzhal nuclear-capable air-launched ballistic missiles fly ...

The Kremlin says Russian and U.S. negotiators have discussed the expiration of their last remaining nuclear arms pact.

Ukraine, Russia, and the United States are preparing for a new round of trilateral talks in the UAE even as Russia continues ...

The New Start treaty has limited the number of deployed strategic nuclear warheads for both countries.

A new report warns that the number of soldiers killed, injured or missing in Russia's war in Ukraine could reach 2 million by ...