US Treasury Secretary Scott Bessent warned on Thursday that Washington could maintain a naval blockade of Iran indefinitely, escalating economic pressure as ceasefire talks remain stalled. The announcement follows a near-complete halt in commercial shipping through the Strait of Hormuz, a critical chokepoint for global oil supplies.
Iranian officials reiterated control over the strait, with the head of the Basij paramilitary unit stating it is "under the management and control of the Islamic Republic." Shipping data shows traffic has fallen to fewer than 10 vessels per day, down from over 130 before the US-Israel launched military action in February.
Immediate Developments
1. US Threatens Indefinite Blockade
On August 14, US Treasury Secretary Scott Bessent told Newsmax that the US would "apply measures like have never been seen in the history of economic isolation of a country" in response to stalled ceasefire negotiations. The threat follows repeated US assertions that it can enforce a naval blockade indefinitely.
2. Iran Claims Control of Strait
Iranian officials have repeatedly stated that the Strait of Hormuz is under Iranian command, with the Basij commander Hossein Taeb declaring the waterway "under the management and control of the Islamic Republic." Iranian Deputy Foreign Minister Kazem Gharibabadi reinforced this stance on social media, stating that the strait will only open or close "under Iran's command."
Impact on Global Oil and Shipping
Traffic Collapse at Critical Chokepoint
Ship-tracking data from Kpler shows only nine vessels transited the strait on August 14, a fraction of the 130+ daily crossings before the war. Two vessels from Abu Dhabi National Oil Company were attacked on August 13, with the UAE blaming Iran. No injuries were reported, but the incidents underscore the heightened risks for commercial shipping.
Oil Flows Continue via Alternate Routes
Despite the blockade threats, the US Energy Secretary Chris Wright claimed that 9 million barrels of oil per day are still exiting the Gulf via the strait, with additional flows via pipelines. However, independent analysts estimate actual volumes may be lower, with some tankers turning off transponders to avoid detection.
Rising Fuel Prices and Inflation
The disruption has driven US gasoline prices to an average of $4.08 per gallon, a 29% increase from a year ago. Analysts warn that prolonged disruptions could push Brent crude prices toward $100 per barrel, exacerbating global inflation.
Geopolitical Standoff Deepens
Failed Ceasefire Talks
A June ceasefire agreement collapsed in mid-July, with both sides accusing the other of violating terms. Iran has resumed attacks on vessels it claims are transiting without permission, while the US has increased naval patrols and economic sanctions.
Competing Claims Over Control
The US insists it can maintain a blockade to prevent Iranian oil exports, while Iran frames the strait as its sovereign territory. The standoff has left shipping companies in a precarious position, with many rerouting or suspending operations.
Broader Economic and Security Implications
Global Trade Vulnerabilities Highlighted
The crisis has exposed the fragility of global supply chains, with experts warning that disruptions at the Strait of Hormuz could have cascading effects on food and energy prices. The strait handles 20% of the world’s oil exports, making it a critical node in global trade.
Oil Market Volatility Persists
Despite a recent build in US crude inventories, oil prices remain elevated due to geopolitical risks. Brent crude futures were trading at $87.16 per barrel on August 14, with analysts predicting further volatility if the blockade persists.
What’s Next?
- US and Iran are expected to continue negotiations, though neither side has signaled a willingness to compromise.
- Shipping companies are likely to avoid the strait, increasing costs and delays for global trade.
- Oil prices may rise further if the blockade extends into September, potentially pushing Brent crude toward $100 per barrel.
- Economic pressure on Iran is set to intensify, with the US threatening unprecedented sanctions.