Hormuz blockade could deepen world’s worst energy crisis — and risk a dangerous misstep

President Donald Trump’s recent order for a naval blockade of the Strait of Hormuz has sent shockwaves through the global energy market, escalating tensions in the Middle East and triggering a historic energy shock. The blockade, set to take effect at 10 a.m. ET on Monday, targets vessels of all nations entering or departing Iranian ports and coastal areas, including those on the Arabian Gulf and Gulf of Oman.

Tanker traffic through the strait came to a halt within hours of Trump’s announcement, causing crude oil prices to surge. U.S. WTI futures for May delivery jumped more than 8% to $104.40 a barrel, while Brent crude rose over 7% to $101.86. The move follows the collapse of 21 hours of weekend negotiations between Washington and Tehran on Iran’s nuclear program, control of the waterway, and Israel’s attacks against Hezbollah in Lebanon.

Before the recent strikes by the U.S. and Israel against Iran, roughly one-fifth of the world’s oil passed through the Strait of Hormuz. The disruption has upended global supply chains for oil, fertilizers, apparel, and industrial goods. Analysts warn that a full blockade could drive oil prices up to around $150 per barrel, further tightening the squeeze on Persian Gulf supply.

In addition to impacting crude oil prices, a blockade of the strait is likely to drive up prices for other commodities like fertilizer and helium, leading to increased inflation. The IMF and World Bank have signaled a downgrade in global growth forecasts and higher inflation projections, particularly affecting emerging markets.

Fatih Birol, head of the International Energy Agency, has called the disruption in the strait the worst energy shock in history, surpassing the oil crises of the 1970s and the Ukraine war combined. Despite the severity of the disruption, economic growth may prove more resilient than feared due to a less oil-intensive global economy and a diversified energy mix that includes wind, solar, and nuclear power.

The blockade also poses risks for China, Iran’s largest oil buyer, as it could cut off vital oil supplies from Iran. This could potentially reignite tensions between the U.S. and China, with the Trump administration threatening an additional 50% tariff on China if it supplies advanced defense equipment to Tehran. Other countries like India and Pakistan, which have negotiated safe-passage arrangements with Iran, could also find themselves caught in the crossfire.

Overall, the naval blockade of the Strait of Hormuz has sent shockwaves through the global energy market, with far-reaching implications for oil prices, inflation, and geopolitical tensions in the Middle East. The full impact of the blockade remains to be seen as the situation continues to evolve. The recent blockade in the Strait of Hormuz has sparked debate among analysts, with some viewing it as a negotiating tactic while others warn of potential miscalculations. Trita Parsi, a political analyst, believes that both the U.S. and Iran are using the blockade as leverage in ongoing negotiations. Brian Jacobsen, chief economist at Annex Wealth Management, remains cautiously optimistic, suggesting that safe-passage exemptions for allied vessels may be carved out by Washington. However, others, like Emons, warn of the serious risks involved in such a strategy, fearing that it could trigger counterstrikes and further military escalation.

Iran’s Islamic Revolutionary Guard Corps has issued warnings against any military vessels approaching the strait, stating that such actions would be considered a violation of the ceasefire. They have also escalated their rhetoric, threatening that enemies would be trapped in a “deadly vortex” in the event of any miscalculations.

Legally, the blockade is a contentious issue, as neither the U.S. nor Iran has the authority to close or impede passage through the Strait of Hormuz. According to Emons, under international law, only Iran and Oman, as coastal states, have limited authority, and even they are prohibited from suspending transit passage. Shipowners face practical deterrents from traversing through the strait, including the risk of breaching Western sanctions on Iran, which could lead to severe penalties.

In conclusion, the blockade in the Strait of Hormuz remains a complex and volatile issue, with potential consequences for both sides. As negotiations continue, the international community will be closely watching to see how the situation unfolds and whether a resolution can be reached without further escalation.