Israeli attack on South Pars Field and Iranian response with attack on Qatar North Field- this happens on March 18, 2026. About 10% of total global oil supplies are affected about 7 million barrels a day. Attacks on oil facilities and fields are a different order of magnitude compared to closure of Straits of Hormuz, as oil tankers can still deliver the oil when it is safe to cross the sea passage. Attacks on oil fields and facilities will take a long time to repair. The US president calls on Israel to stop such attacks. The Pars gas field supplies homes in Iran and is used for fertilizer production in Iran. It also supplies Turkey which would have to get alternative supplies from Russia or on the world market.Oil briefly hits $116 a barrel before settling at $96. The situation resembles the one in Ukraine when Ukraine grain production could not be sent from the Black Sea ports to Europe and Middle Eastern countries like Turkey, Egypt and Morocco, and fertilizer exports could not be sent to Asia. The Russian attacks on Ukraine ports led to global shortages of fertilizer and grain. ...