Former Russian president Dmitry Medvedev has become embroiled in a tense back-and-forth on social media that prompted U.S. President Donald Trump to announce he had ordered the re-positioning of two U.

Did former Russian President Dmitry Medvedev warn President Donald Trump that he should not think that "the Mossad alone has a video archive of his past depravities"? No, that's not true: The quote was attributed to "Russia media" by

WASHINGTON (AP) — In a warning to Russia, President Donald Trump said Friday he’s ordering the repositioning of two U.S. nuclear submarines “based on the highly provocative statements” of the country’s former president Dmitry Medvedev.