US-Iran talks collapse as fresh claims emerge over Netanyahu call

High-level peace talks between the United States and Iran ended without an agreement, creating fresh uncertainty in the Middle East. The discussions were held in Islamabad, Pakistan, and were closely watched around the world because they were expected to reduce tensions, reopen the Strait of Hormuz, and lower pressure on global oil markets.

Instead, the talks collapsed after long negotiations, with both sides blaming each other for the failure.

The United States said it had presented its “final and best” offer, but Iran refused to accept it. Iran, however, said the talks broke down because Washington made unreasonable demands and changed its position during the discussions.

Soon after the failure of the talks, US President Donald Trump announced a naval blockade of Iranian ports and coastal areas, sharply increasing tensions once again.

The failed negotiations have raised fears of a new crisis in the region, especially because global energy supplies and shipping routes remain sensitive to conflict.

Attention has now shifted to one major claim made by Iran — that a phone call from Israeli Prime Minister Benjamin Netanyahu to US Vice President JD Vance played a role in changing the direction of the talks.

Iran says this call shifted the focus away from compromise and toward Israel’s strategic interests.

Neither the United States nor Israel immediately accepted Iran’s claims, but the allegation has added another layer of political drama to an already tense situation.

Claims over the failed talks

According to Iran’s Foreign Minister Seyed Abbas Araghchi, the negotiations were progressing and both sides were close to an understanding. He claimed that the process changed after Netanyahu reportedly contacted JD Vance during the talks.

Iran says that after the call, the American side placed stronger emphasis on Iran’s nuclear programme and tougher conditions.

Araghchi stated that Tehran entered the talks in good faith and hoped to end the conflict after decades of hostility. He said Iran expected a realistic settlement but instead faced shifting demands.

He also accused the US of trying to gain at the negotiating table what it had failed to achieve through military pressure.

The US side has not publicly confirmed that any such call influenced the negotiations.

JD Vance said only that Washington required clear guarantees that Iran would not seek nuclear weapons. He added that the US offer was serious and balanced, but Iran was unwilling to agree.

The nuclear issue has remained one of the biggest points of disagreement between both countries for many years.

Israel has long viewed Iran’s nuclear ambitions as a major security threat and has repeatedly urged strong action.

Because of this, any suggestion that Israeli concerns shaped the talks is politically significant.

Analysts say even if the reported call did happen, it may be difficult to know exactly how much influence it had.

Diplomatic talks often involve many last-minute pressures, external consultations, and strategic decisions.

Still, the timing of Iran’s accusation shows how sensitive and fragile the negotiations had become.

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Oil markets and regional impact

Soon after the talks collapsed, the US announced a naval blockade of Iranian ports beginning Monday. This move immediately shook financial and energy markets.

Oil prices rose sharply in early trading.

Reports said crude oil prices climbed above USD 104 per barrel, while Brent crude also jumped strongly.

The Strait of Hormuz remains one of the world’s most important shipping routes for oil and gas. Any threat to movement in that region can affect fuel prices globally.

Countries that import oil, including India, closely watch developments there because higher crude prices can increase petrol, diesel, transport, and inflation costs.

Since the conflict began earlier this year, oil markets have moved sharply depending on war developments, sanctions, and ceasefire hopes.

The collapse of the Islamabad talks has now reduced hopes for immediate stability.

Regional experts warn that further escalation could affect trade routes, shipping insurance costs, airline operations, and investor confidence.

At the same time, diplomatic channels may still remain open.

Even after failed negotiations, countries often continue back-channel discussions through allies or neutral mediators.

Pakistan’s role as host showed that some nations still want dialogue instead of confrontation.

Whether talks restart soon may depend on military developments, market pressure, and political calculations in Washington, Tehran, and Jerusalem.

For now, the situation remains tense.

Iran says it will defend its national interests. The US says pressure will continue until security concerns are addressed.

Israel remains deeply concerned about Iran’s regional influence and nuclear programme.

As accusations continue, the people most affected may be ordinary citizens across the region facing instability, higher costs, and fear of wider conflict.

The failure of the talks is a reminder that diplomacy in the Middle East often moves forward slowly and can collapse suddenly.

What happens next may shape not only regional security but also the global economy in the weeks ahead.