Russian President Vladimir Putin made a flat-out threat to his nuclear rivals Thursday.<br />According to Business Insider, he warned that aggressors who strike Russia will "simply drop dead."<br />Putin bragged that Russia's nuclear arsenal has already surpassed its competitors, like the US.<br />The aggressor should know that retaliation is inevitable, and he will be destroyed. Russian President Vladimir Putin<br />Putin made his remarks at an international policy forum in Sochi. <br />
