Russian President Vladimir Putin approved changes to his country's nuclear doctrine this week, formally amending the conditions — and lowering the threshold — under which Russia would consider using ...

First, the U.S. denied involvement in Israel’s strikes against Iran. Then President Donald Trump took credit for them. Trump insisted he wasn’t working toward a ceasefire and would take two weeks to ...

If the Kremlin was hoping to instill fear among its Western foes by lowering the bar for its use of nuclear weapons, then it may have been disappointed Wednesday. Russian President Vladimir Putin's ...