Oil futures on Wednesday marked their lowest settlement prices of the year, after official U.S. data showed a weekly climb of nearly 9 million barrels in U.S. crude inventories and as the U.S.-China trade battle threatened to dent demand.

Oil prices edged up in volatile trade on Monday but closed at a one-month low on the expiration of a higher-priced contract, as the market digested U.S. President Donald Trump's planned imposition of tariffs on Canada,

President Trump’s tariff on Canadian oil is expected to raise prices at the pump for U.S. consumers, if it takes effect as planned after a 30-day delay. Analysts told The Hill that the 10 percent