Gold prices are expected to continue declining if the US dollar holds its gains and US yields rise further. The US Federal Reserve is expected to continue raising interest rates, supporting the dollar. Copper prices rose slightly on Friday but remain under pressure. Nickel prices also rose as shorts exited positions but sentiment remains bearish. Brent crude oil prices hit their highest level since 2014 ahead of upcoming sanctions against Iran, supporting prices, while traders eye potential for further price increases.