China said the U.S. attack on Iran's nuclear facilities had damaged Washington's credibility and warned the situation "may go out of control", its state broadcaster reported, following a U.N. Security Council meeting on Sunday.

China has criticized the US strike on Iranian nuclear facilities and reiterated that it’s willing to join international efforts to restore peace in the Middle East. Bloomberg's Minmin Low reports on the latest.

Iran is facing its greatest crisis, but few countries including Russia and China want to take on the US in defence of Iran.

The U.N. Security Council met on Sunday to discuss U.S. strikes on Iran's nuclear sites as Russia, China and Pakistan proposed the 15-member body adopt a resolution calling for an immediate and unconditional ceasefire in the Middle East.