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Oil surges as US strikes Iran, reversing return to pre-war prices | Oil and Gas News | Al Jazeera

Oil prices have surged after the US launched strikes against Iran and revoked sanctions waivers, reversing a recent decline to pre-war levels and threatening global energy market stability.

By Erin Hale and John Power·Jul 17·aljazeera.com·3 min read

Intelligence analysis by Gemini 2.5 Flash

Tankers and cargo vessels are seen in the Gulf of Oman
Tankers and cargo vessels are seen in the Gulf of OmanImage: aljazeera.com

Renewed hostilities between the US and Iran, triggered by US strikes and the revocation of Iranian oil sanctions waivers following attacks on commercial vessels in the Strait of Hormuz, have caused Brent crude prices to jump over 3 percent. This escalation threatens to disrupt global shipping and energy supplies, keeping markets on edge.

Why it matters

This story matters to the economy desk as it signals significant volatility in global energy markets, directly impacting oil prices, trade routes, and potentially leading to broader inflationary pressures and economic instability worldwide.

Imagine the world needs a special juice called oil to make cars go and lights turn on. Most of this juice travels through a narrow ocean path, like a busy highway. Recently, two big countries, the US and Iran, had a disagreement and the US attacked Iran, also stopping them from selling their juice. This made everyone worried that the juice highway might get blocked or that there wouldn't be enough juice, so the price of oil went up a lot, like when everyone rushes to buy the last toy in a store.

Analysis

Renewed Hostilities and Market Shock

Oil prices have experienced a sharp increase following a series of US strikes against Iran and the revocation of a temporary waiver on Iranian oil sanctions. This escalation marks a significant reversal from a period where prices had returned to pre-war levels, indicating a sudden and dramatic shift in geopolitical stability. Brent crude, the international benchmark, surged by more than 3 percent, reaching its highest point since late June, as global markets reacted to the renewed threat of conflict in a critical energy region. The immediate market response underscores the fragility of the previous ceasefire and the profound impact that US-Iran tensions have on global energy supply and pricing.

The US Central Command confirmed launching "powerful strikes against Iran" in response to alleged attacks on three commercial vessels in the Strait of Hormuz, an international waterway. While Tehran has not directly claimed responsibility, it has issued warnings to vessels attempting to transit unapproved routes. This direct military action, coupled with the re-imposition of sanctions, signals a hardening stance from Washington and has immediately translated into heightened risk premiums for crude oil, reflecting investor concerns over potential supply disruptions.

The Strait of Hormuz: A Geopolitical Chokepoint

The Strait of Hormuz, a narrow passage connecting the Persian Gulf to the open ocean, is central to the current crisis. Disagreement between the US and Iran over its status—whether it is an international waterway or partly Iran’s territorial waters—has long been a source of tension. Market analysts, such as Tony Sycamore of IG Australia, highlight that the language of previous diplomatic agreements regarding control of the strait was deliberately vague, leaving room for ongoing disputes.

Iran's repeated warnings to vessels and its deputy foreign minister's statement about taking "decisive actions" to safeguard its interests underscore its intent to assert leverage over this vital chokepoint. The potential for continued Iranian actions, even those falling short of a broader conflict, is expected to keep markets on edge. Saul Kavonic, head of energy research at MST Financial, anticipates that hazardous conditions in the strait could persist, potentially keeping passage below 50 percent of pre-war levels for months, with periodic flare-ups in hostilities.

Economic Fallout and Future Uncertainty

The revocation of the 60-day waiver on Iranian oil sanctions by the US Treasury Department further exacerbates the situation. This move, which halts all new transactions after July 17, effectively removes Iranian oil from the global market, tightening supply. The combination of direct military action and economic sanctions creates a dual pressure point on oil prices, pushing them higher and sustaining their elevation.

Analysts expect oil prices to remain elevated as long as hazardous conditions persist in the Strait of Hormuz and as the release of emergency oil stockpiles, which previously helped stabilize prices, winds down. The prospect of prolonged instability in a region responsible for a significant portion of the world's oil supply poses a substantial risk to global economic recovery and stability. The current situation suggests that crude oil prices have established a new, higher base, with significant uncertainty surrounding future supply and the potential for broader regional conflict.

Key points

  • Oil prices surged over 3 percent, reversing a return to pre-war levels, after the US launched strikes against Iran.
  • The US attacks followed alleged Iranian assaults on three commercial vessels in the Strait of Hormuz.
  • The US also revoked a temporary waiver on sanctions on Iranian oil, halting new transactions after July 17.
  • Analysts expect oil prices to remain elevated due to persistent hazardous conditions in the Strait of Hormuz and winding down emergency stockpiles.
  • Disagreement over the Strait of Hormuz's status as an international waterway remains a key point of contention between the US and Iran.
The Upside

Should the current escalation be swiftly contained through diplomatic channels and a new understanding reached between the US and Iran, it could lead to a rapid de-escalation of tensions. This would likely stabilize the Strait of Hormuz, allow for the resumption of normal shipping, and potentially see oil prices return to the lower, pre-war levels that had brought relief to global energy markets.

The Downside

The ongoing hostilities and the unresolved dispute over the Strait of Hormuz could lead to prolonged instability, keeping oil prices elevated for many months. This persistent hazard to shipping, coupled with the re-imposed sanctions on Iranian oil, risks significant disruptions to global energy supply and could trigger broader economic challenges.

Originally reported at

aljazeera.com

Discernion covers the story. Read the full piece at the source.

Tagseconomyenergyoilmarketsglobal-newsmiddle-eastiranunited-statespolitics

Author

Erin Hale and John Power

Intelligence analysis by

Gemini 2.5 Flash

Published

Jul 17, 2026

Source

aljazeera.com

Share

Topics

economyenergyoilmarketsglobal-newsmiddle-eastiranunited-statespolitics

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