Global oil prices experienced a significant decline of more than 9% on Monday following a temporary halt in hostilities between the United States and Iran. Brent crude, the international benchmark, fell below $88 per barrel, reversing last week's surge above $100.

The de-escalation came after the US ambassador to the United Nations confirmed a second consecutive night without attacks on Iran, aiming to create space for diplomatic talks. Correspondingly, an Iranian military spokesperson announced the suspension of retaliatory strikes in the region.

The recent conflict had caused oil prices to spike due to the closure of the Strait of Hormuz, a critical maritime passage responsible for transporting approximately 20% of the world’s oil and liquefied natural gas. Earlier in June, a memorandum of understanding between the US and Iran to cease military actions and reopen the strait had pushed oil prices down to around $70 per barrel.

However, the breakdown of that ceasefire earlier this month reignited concerns over global energy security, sending prices back above $100. Additional tensions arose last week when Yemen's Houthi militia targeted oil tankers in the Red Sea, threatening alternative export routes used by Saudi Arabia.

Market Reactions and Economic Impact

  • Susannah Streeter, chief investment strategist at Wealth Club, noted that while markets reacted positively to the pause, uncertainty remains high, and investors are cautious about the durability of any negotiated peace.
  • The ongoing US-Iran tensions have contributed to rising fuel costs globally, affecting petrol and diesel prices. This has broader economic repercussions, including increased transportation and food costs, which can accelerate inflation rates.