Oil prices settled slightly higher on Friday but posted a weekly decline, ending four straight weeks of gains, after U.S. President Donald Trump announced sweeping plans to boost domestic production while demanding that OPEC move to lower crude prices.

"You've got to bring down the oil price, you've got to end that war. They should have done it long ago," President Donald Trump said.

President Donald Trump doubled down on ending the war in Ukraine during his speech at Davos a day after threatening Russia and Putin with tariffs and sanctions.

U.S. President Donald Trump on Friday reiterated his call for OPEC to cut oil prices to hurt oil-rich Russia's finances and help bring an end to the war in Ukraine.

Saudi Arabia has expressed its support for maintaining stability in the global oil market, despite U.S. President Donald Trump urging the Middle Eastern nation to lower oil prices. When asked about Donald Trump’s proposal during an appearance at the Davos forum in Switzerland,