By Timour Azhari, Parisa Hafezi and Ahmed TolbaDUBAI/CAIRO, July 29 (Reuters) - The U.S. and Saudi Arabia launched strikes on Iran-backed groups in Iraq on Wednesday, saying they were responsible for drone attacks on Saudi oil facilities, prompting Iran to warn that blaming it for such attacks was a "major miscalculation".The strikes on targets inside Iraq come as Oman proposed a new regional deal aimed at resolving the conflict over the critical Strait of Hormuz, through which about a fifth of global oil and liquefied natural gas flowed before the war.

Saudi Arabia’s Ministry of Foreign Affairs said that it expressed the “strongest condemnation of the reprehensible drone attacks carried out by Iran-backed militias operating in…

Iran-backed militants in Iraq recently launched over two dozen drone attacks on US forces and Saudi energy infrastructure.

U.S. and Saudi air forces struck Iran-backed proxy militias in Iraq, the first announced joint flight and first Saudi attack on Iraq.