I don't think that we are going to have another Oil war anytime soon. The last one I know was golf war between 2 August 1990 – 28 February 1991.
If we are expecting more physical war from oil, it might not come. The trade war between US and China is what can send the word backwards. It is just slowed down because of covid-19 and the US election as trump is focusing on his reelection