Iran vows ‘devastating’ response as U.S. threatens to topple regime with tougher sanctions

Iran’s foreign ministry says American ‘economic terrorism’ will not deter Tehran

By Jana Choukeir and Susan Heavey DUBAI/WASHINGTON, Aug 21 (Reuters) - Iran said on Friday that its response to any new U.S. threats would be "devastating" after Washington pledged to impose the toughest financial penalties in history with the aim of toppling the Iranian leadership. U.S. Treasury chief Scott Bessent's