Russia urged caution on Monday after US President Donald Trump said he would deploy two nuclear submarines following an online row with former Russian president Dmitry Medvedev.

According to the FSB, the Russian citizen established secret cooperation with a member of a pro-Ukrainian terrorist organization banned in Russia ...

The Kremlin downplays Donald Trump's nuclear sub move, urges caution in rhetoric after his clash with Dmitry Medvedev.

President Donald Trump told reporters in Pennsylvania that two nuclear submarines are in the region to counter Russia ahead ...

Over the last week, two political leaders have exchanged barbs underlining the powerful nuclear arsenals of their respective ...

Russia withdraws from missile deployment moratorium after U.S. submarine repositioning, citing INF Treaty conditions ...