The United States and Russia are making tit-for-tat moves with their participation in a nuclear treaty, something politicians and analysts see as a burgeoning arms race. Russian President Vladimir Putin announced Saturday that Russia is suspending its participation in the Cold War-era Intermediate-Range Nuclear Forces Treaty. The Russian move follows …

U.S. President Donald Trump took to Twitter on Wednesday, appearing to reignite his long-standing feud with the country’s intelligence agencies by belittling their assessments on Islamic State, North Korea and Iran. In a series of posts, Trump claimed responsibility for key improvements while calling out his intelligence chiefs for being …

Talk to any senior European Union official and you are sure to hear the Islamic Republic in Iran designated as “a threat to regional stability.” German Chancellor Angela Merkel endorses Israeli Premier Benjamin Netanyahu’s assessment of Iranian behavior as “unacceptable.”