The spectacular rally in South Korea's stock market suffered a sharp reversal on Monday, with the benchmark Kospi tumbling 7%. Rising tensions across the Middle East dragged the index 511 points down to 6,964.76 as rising geopolitical tensions in the Gulf rattled investors worldwide.

South Korea's benchmark Kospi index plunged 6% on Monday as rising tensions in the Gulf and soaring oil prices rattled global markets. The selloff, led by sharp declines in…

The spectacular rally in South Korea's stock market suffered a sharp reversal on Monday, with the benchmark Kospi tumbling 7%. Rising tensions across the Middle East dragged the…