Iran warns of regional conflict if US attacks, designates EU armies 'terrorists'

DUBAI, Feb 1 (Reuters) - Iran's leadership warned of a regional conflict on Sunday if the U.S. were to attack it, stoking the tension between Washington and Tehran, and it designated EU armies as "terrorist groups" in a retaliatory move. The United States has ramped up its naval presence in the Middle East after President Donald Trump repeatedly threatened Iran with intervention if it did not