Brent crude futures rise 80 cents, or 0.97%, to $83.29 a barrelOil rises on concerns over Strait of Hormuz reopening plansOil extended gains on Friday amid further concerns around the opening of the Strait of Hormuz as Iran, working with Oman, ​suggested banning vessels deemed hostile from the strait and heavily fining those that violated the proposed ‌rules. Oil futures settled up at over $3 a barrel on Thursday as Iran reviewed a bill to ban US and Israeli vessels ​from the Strait of Hormuz, where roughly a fifth of the world’s oil and liquefied natural gas is ​transmitted before the war began at the end of February. Analysts ​said the events that have unfolded this week signalled that the hostilities between Iran and the US are not yet over. Meanwhile, Yemen's Houthis said they carried out missile ​and drone attacks on "Saudi deployments" in Marib and Hadramout in Yemen on Thursday. US President Donald Trump on Thursday told reporters that he believed the ​war would be over soon.