Key Points
- Brent crude declined by up to 2% toward $97 per barrel following Iran’s indication of willingness to negotiate if Washington removes its blockade
- President Trump made the Iran ceasefire open-ended while maintaining the naval blockade
- The Strait of Hormuz closure continues to impact approximately 20% of worldwide oil supplies
- American crude stockpiles decreased by 4.4 million barrels in the previous week, substantially exceeding projections
- Diplomatic negotiations broke down when both Washington and Tehran refused to dispatch representatives to Pakistan
Crude oil markets experienced a downturn Wednesday following statements from Iran suggesting it detected indications that Washington might consider lifting its naval blockade of the Strait of Hormuz. The announcement arrived as traders attempted to interpret conflicting messages emanating from both capitals.
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Brent crude retreated by as much as 2% approaching $97 per barrel. West Texas Intermediate declined approximately 1.2% to $84.95. Both oil benchmarks had climbed nearly 9% during the prior two trading sessions.

Iran’s United Nations representative, Amir-Saeid Iravani, informed journalists that should the blockade be removed, subsequent diplomatic discussions might occur in Islamabad. He indicated Tehran stands prepared to engage in dialogue and pursue a diplomatic resolution.
President Trump made the ceasefire with Iran indefinite on Tuesday. However, he maintained the naval blockade, stating that Washington would refrain from additional military action while conversations proceed through various channels.
Trump subsequently declared on Truth Social that removing the blockade without securing an agreement would eliminate any possibility of reaching a settlement with Iran, implying military options could become the sole alternative.
The Strategic Importance of the Strait of Hormuz
The Strait of Hormuz typically facilitates the passage of approximately 20% of global crude oil shipments. Since Iran effectively shut down the waterway in late February, petroleum prices have experienced significant increases. American fuel costs have risen by roughly 40% since hostilities commenced.
Oil market turbulence has reached levels not witnessed since 2020, during the onset of the Covid pandemic’s impact on consumption. Market participants have responded to each developing story, yet actual supply availability remains limited.
“News is flowing at breakneck speed, but the actual barrels remain immobilized,” stated Rebecca Babin, a senior energy trader with CIBC Private Wealth Group.
Tehran has declared it will not reopen the strategic waterway as long as the U.S. Navy maintains its vessel interception operations. Washington confirmed it seized a sanctioned oil tanker Tuesday and has redirected a combined 28 ships since implementing the blockade.
At least two Iranian tankers carrying full loads successfully navigated past American naval vessels this week, delivering an estimated 9 million barrels of crude to global markets.
Diplomatic Efforts Break Down
Scheduled negotiations in Pakistan collapsed this week following both nations’ decisions not to send delegations. U.S. Vice President JD Vance withdrew from a scheduled journey to Islamabad, while Iranian sources indicated Tehran informed Washington it would skip the discussions.
Treasury Secretary Scott Bessent stated the U.S. will continue implementing “maximum pressure” tactics against Iran, including efforts to disrupt its petroleum export capabilities through Kharg Island, the nation’s primary crude shipping facility.
Iran directs the majority of its oil exports to independent Chinese refiners, which face reduced exposure to international sanctions frameworks. Beijing has expressed opposition to U.S. sanctions measures.
American crude reserves contracted by 4.4 million barrels during the week concluded April 17, based on American Petroleum Institute figures, significantly surpassing the anticipated reduction of 1 million barrels.



