U.S. and European stocks rebound as oil prices retreat despite escalating war with Iran

Market Performance - The S&P 500 rose 0.6% in midday trading, indicating a recovery from losses since the onset of the war with Iran [1] - The Dow Jones Industrial Average increased by 237 points, or 0.5%, while the Nasdaq composite was up 1.1% [1] Market Volatility - The market experienced significant volatility, highlighted by South Korea's Kospi stock index plunging 12.1%, marking its worst day in history [2] - Uncertainty surrounding the war has caused financial market prices to fluctuate dramatically, influenced primarily by oil price movements [2] Oil Prices - Oil prices showed some moderation as trading transitioned from Asia to Europe, with Brent crude briefly exceeding $84 per barrel before settling at $81.49, a 0.1% increase [3] - The price of benchmark U.S. crude fell by 0.6% to $74.11 [3]