[International Crude Oil Prices Fluctuate Upward, International Gold and Silver Futures Mixed] Odaily Planet Daily News: According to Gate data, after Trump threatened Iran saying 'the entire civilization will perish,' international crude oil prices fluctuated upward. WTI crude oil rose 2.32%, quoted at $115.014 per barrel; Brent crude oil rose 0.61%, quoted at $110.444 per barrel. International gold and silver futures showed mixed performance, with COMEX gold futures up 0.13%, quoted at $4691.0 per ounce, and COMEX silver futures down 0.49%, quoted at $72.49 per ounce.