The Middle East conflict is widening into an increasingly complex security, shipping and environmental crisis, with an oil slick from a grounded tanker reaching Oman's coastline just as Iran signals that it may be prepared to sustain its confrontation with the United States for years.
US President Donald Trump said he had agreed to a two-week ceasefire with Iran on Tuesday on the condition that Iran agrees to reopen the critical Strait of Hormuz, while Iran’s supreme leader has instructed all military units to stop firing.