TEHRAN/WASHINGTON, July 11 – The fragile interim understanding aimed at reducing hostilities between the United States and Iran is rapidly unraveling, with both sides escalating their rhetoric while diplomatic efforts struggle to keep pace. Fresh military threats, disputes over the Strait of Hormuz, and growing tensions surrounding Iran’s nuclear program have pushed the region back toward uncertainty.
On Saturday, President Donald Trump and senior Iranian leaders exchanged sharp warnings as negotiations continued behind the scenes. The renewed confrontation comes after days of military exchanges across the Middle East and amid growing concerns that the temporary agreement designed to prevent a broader regional conflict may no longer be sustainable.
Washington has intensified pressure on Tehran to publicly guarantee the safety of international shipping through the Strait of Hormuz, while Iranian officials continue to reject outside demands over what they describe as their sovereign authority in the strategically vital waterway. At the same time, diplomatic channels remain active, with Iranian Foreign Minister Abbas Araghchi traveling to Oman for another round of discussions as regional mediators attempt to prevent further escalation.
Trump Escalates Warning Following Funeral Events in Iran
President Donald Trump issued one of his strongest warnings yet through his Truth Social platform, saying the United States was prepared to respond with overwhelming military force if Iran attempted to target him or American interests.
In his post, Trump claimed that a large number of missiles were prepared for immediate use should Iran follow through on what he described as assassination threats against him. The message came shortly after funeral ceremonies honoring former Supreme Leader Ayatollah Ali Khamenei, where some mourners displayed banners calling for the deaths of both Trump and Israeli Prime Minister Benjamin Netanyahu.
The funeral marked the end of several days of nationwide mourning following Khamenei’s death during the opening phase of the conflict in February 28. His body was taken through multiple cities in Iran and Iraq before burial, with large crowds participating in memorial ceremonies throughout the week.
Trump’s online statement also included a warning that the United States could inflict devastating damage across Iran if further attacks were launched. The president again used Arabic religious expressions in his remarks, a practice he has repeated throughout the conflict. His language has previously drawn criticism from advocacy organizations, including the Council on American-Islamic Relations, which has objected to similar statements made during earlier phases of the crisis.
Iran’s leadership responded with equally forceful language. Speaking in remarks broadcast by Iranian state television, Supreme Leader Mojtaba Khamenei declared that the country would continue seeking revenge for the killing of his father. He described such retaliation as the will of the Iranian people and insisted that it would ultimately be carried out.
His comments reinforced Tehran’s position that it would not soften its stance despite continued military and diplomatic pressure from Washington.
Strait of Hormuz Remains the Central Dispute
While both governments continue discussing a possible political settlement, the Strait of Hormuz has emerged as one of the biggest obstacles preventing progress.
Senior U.S. officials, speaking to reporters on the condition of anonymity because of the sensitivity of ongoing negotiations, said Washington expects Iran to publicly confirm that commercial vessels can safely pass through the strait without interference. According to the officials, such a declaration is viewed as essential before any broader agreement can move forward.
Iran has rejected that demand.
Instead, officials in Tehran argue that the strategic waterway falls under Iran’s authority and insist they should determine how traffic is managed. Iranian representatives have also maintained that foreign ships should pay fees for using the passage, a proposal that conflicts with the long-standing international position that the Strait of Hormuz remains an international shipping route.
Iran’s ambassador to the United Nations emphasized that any decisions involving navigation, reopening shipping lanes, or mine clearance operations rest exclusively with Tehran.
The disagreement follows attacks earlier in the week involving commercial vessels transiting the strait. Those incidents triggered renewed U.S. military strikes against Iranian targets, which were followed by Iranian retaliatory attacks directed at several countries across the Gulf region.
Before the conflict intensified, nearly one-fifth of globally traded oil and natural gas passed through the Strait of Hormuz, making it one of the world’s most important energy corridors. The fighting disrupted shipping, contributed to sharp increases in energy prices, and reignited fears of a prolonged global supply crisis. Although oil prices have retreated from their wartime highs, concerns remain that another disruption could quickly affect international markets.
Regional Diplomacy Continues Despite Ongoing Military Pressure
Even as tensions rise, diplomatic efforts have not completely stopped.
Iranian Foreign Minister Abbas Araghchi traveled to Oman on Saturday for additional discussions aimed at reducing hostilities. Oman has frequently acted as a neutral intermediary between Washington and Tehran during previous periods of confrontation, and officials hope it can again help preserve communication between the two sides.
At the same time, Qatari mediators have continued separate consultations with Iranian officials. Iranian Foreign Ministry spokesperson Esmail Baghaei confirmed that representatives from Qatar recently visited Tehran as part of broader regional efforts to prevent the situation from deteriorating further.
Turkey has also expressed cautious optimism. Foreign Minister Hakan Fidan told the country’s state broadcaster TRT that he believed an opportunity still exists for a negotiated solution if talks continue in good faith over the coming days.
Despite these diplomatic contacts, military activity has not completely subsided.
Iranian health authorities reported that recent strikes across the country killed at least 17 people and injured more than 100 others. Health Ministry spokesperson Hossein Kermanpour released the casualty figures while emergency crews continued assessing damage in affected areas.
Questions also remain about additional attacks that struck Iranian territory after the latest U.S. operations concluded. No country immediately accepted responsibility. Because Israel did not publicly acknowledge involvement, analysts have speculated about whether other regional actors may have conducted limited operations intended to discourage further Iranian retaliation following Tehran’s strikes against Bahrain, Jordan, Kuwait, and Qatar.
Meanwhile, the United States continues advising commercial shipping to remain within Oman’s territorial waters whenever possible rather than entering waters patrolled by Iran’s Revolutionary Guard. Iranian officials have strongly criticized that guidance, arguing it undermines Tehran’s authority in the region.
Nuclear Dispute Continues to Complicate Negotiations
Beyond the immediate military confrontation, Iran’s nuclear program remains a major obstacle to any lasting agreement.
Senior U.S. officials told reporters that Washington will not finalize a nuclear arrangement unless Tehran agrees to surrender its stockpile of highly enriched uranium. According to those officials, the administration considers the transfer of the material a non-negotiable requirement before sanctions relief or broader normalization can be considered.
Iran has repeatedly rejected that demand.
Tehran continues to insist that its nuclear program serves peaceful civilian purposes, including energy production and scientific research. However, international concerns remain significant. The International Atomic Energy Agency has repeatedly reported that Iran possesses uranium enriched to levels approaching weapons grade, while noting that no other non-nuclear weapons state currently enriches uranium to such levels.
American officials also indicated that if diplomacy ultimately fails, the United States retains military options designed to ensure Iran’s enriched uranium cannot be used in the future. They did not provide additional details regarding those capabilities.
Adding another layer of disagreement, Araghchi criticized Washington after the United States ended waivers that had previously allowed Iran to sell crude oil in U.S. dollars. Writing on X, the Iranian foreign minister argued that lasting stability would only be possible if both countries fulfilled their obligations equally, stating that genuine progress requires mutual compliance rather than unilateral demands.
With negotiations continuing alongside military preparations, neither side appears willing to make the concessions necessary for a comprehensive settlement. As diplomatic channels remain open but increasingly strained, the future of the interim agreement, regional security, and global energy stability hangs in the balance.