The memo came from Brandon Williams, the head of the National Nuclear Security Agency, which carries out U.S. nuclear tests.

Senior strategic analyst Gen. Jack Keane discusses Kremlin spokesperson Dmitry Peskov's warning that 'Russia will act accordingly' if the U.S. resumes nuclear testing and the effectiveness of ...

Vladimir Putin has cautioned that the collapse of the final US-Russia agreement restricting nuclear arsenals could spark an arms race. Meanwhile, reports suggest that Russia's top military leadership ...

President Trump issued a chilling warning to Vladimir Putin Monday after the Russian tyrant boasted about testing his country’s new “invincible” nuclear missile. “They know we have a nuclear submarine ...

Russia issues warning after Trump orders nuclear testing to resume: 'Will act accordingly' Senior strategic analyst Gen. Jack Keane discusses Kremlin spokesperson Dmitry Peskov's warning that 'Russia ...