By Mohammed Ghobari and Nayera AbdallahADEN/DUBAI, Sept 13 (Reuters) - New strikes on Saudi Arabia and on ships in the Gulf tested nerves in the Middle East on Sunday, after an attack on a Saudi oil pipeline and an advance by Yemen's Houthis threatened to worsen the wartime disruption to global energy supplies.Oil traders were expecting prices to rise again when markets reopen on Monday, following the weekend developments that jeopardise supplies from the world's biggest exporter, Saudi Arabia.

Iranian strikes hit US aircraft in Jordan, Houthi attacks threaten Saudi pipeline and Gulf shipping, pushing Brent crude above $107 amid rising Middle East tensions.

Houthi strikes threaten Saudi oil exports as Brent hits $105 and Middle Eastern crude soars to $120.