The Guardian | Oil price hits three-year high of $74 a barrel The Guardian Oil has hit a new three-and-a-half-year peak, and other commodity prices – notably nickel and aluminium – moved sharply higher as Donald Trump's sanctions and the continuing conflict in Syria fuelled fears of supply shortages. Brent crude rose 1.7% to ... US oil closes 0.3% lower, falls from more than 3-year high Oil pulls back from gains; OPEC says glut nearly gone Watch for 'violent selloff' to thwart Saudi's wish for $100 oil |