But Trump insisted during a speech in Michigan that "right now, they're talking to us about making a deal". Yemen's Iran-backed Houthi rebels also said they launched drone attacks on Saudi Arabian oil infrastructure in response to incursions by the kingdom's drones. Advertisement AdvertisementAdvertisement AdvertisementGlobal stock markets meanwhile rallied and oil prices tumbled on Monday after the pause in strikes between Washington and Tehran. But Oman also angered Iran after saying vessels could transit the Hormuz strait via its waters, with Tehran responding by attacking ships. Instead he criticised Washington, saying its conduct in recent years has "resembled that of a mafia gang that adheres to no rules or laws".