Tensions between Tehran and Washington have escalated to the highest level in a decade, after both Iranian President Hassan Rouhani and U.S. President Donald Trump threatened each other in bone-chilling terms over recent days.Speaking on Sunday to high-ranking diplomats in Tehran, Rouhani warned Trump that "war with Iran will be the mother of all wars" and cautioned Washington not to "play with fire." Yet at another point, he also struck a conciliatory tone by saying "peace with Iran is the mother of all peace."However, the more bellicose part of the message quickly stimulate Trump, who on …READ FULL ARTICLE