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

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 ...

The Kremlin said Monday that everyone should be “very, very careful” about nuclear rhetoric, responding to a statement by ...