Tehran rejects "maximalist" U.S. demands as naval blockade of Iranian ports enters sixth day

Tehran doubts the success of Islamabad peace talks as the U.S. maintains a naval blockade of Iranian ports and President Trump issues new military threats.

By: AXL Media

Published: Apr 19, 2026, 2:50 PM EDT

Source: The information in this article was sourced from The Times of Israel

Diplomatic Standoff Deepens Amid Port Blockade

Negotiations between Iran and the United States have reached a critical impasse, with Iranian state news agency IRNA reporting a bleak outlook for future peace talks. The reports follow the April 13 implementation of a U.S. naval blockade of all Iranian ports, an operation directed by President Donald Trump to pressure Tehran into relinquishing control of the Strait of Hormuz. IRNA attributed the lack of progress to Washington’s "maximalism and unrealistic demands," as well as "frequent changes of positions." The Fars and Tasnim news agencies, quoting anonymous sources, noted that the "overall atmosphere" is not positive, casting significant doubt on whether a second round of face-to-face meetings will take place this week.

Economic Pressure and the Demand for De-escalation

The U.S. blockade has become the central flashpoint in the diplomatic crisis. According to military data and economic analysts, the blockade has effectively halted 90% of Iran’s maritime trade, resulting in daily revenue losses exceeding $400 million. Iranian officials have categorized the blockade as a violation of the existing ceasefire and have formally stated that the reopening of Iranian ports is a prerequisite for any return to the negotiating table in Pakistan. Anonymous sources cited by Fars News emphasized that Iran will not engage in "fruitful negotiations" while its coast remains under the "capture and diversion" protocols currently enforced by U.S. Central Command (CENTCOM).

Conflict over the Strait of Hormuz and Enriched Uranium

Beyond the blockade, the two sides remain fundamentally divided over nuclear material and maritime control. Iranian Deputy Foreign Minister Saeed Khatibzadeh recently clarified that Tehran will not hand over its stock of approximately 970 pounds (440 kilograms) of enriched uranium, calling the U.S. demand a "nonstarter." Simultaneously, Iran has moved to re-close the Strait of Hormuz to international tankers in retaliation for the port blockade. Parliamentary Speaker Mohammed Bagher Qalibaf stated on state television that "it is impossible for others to pass through the Strait of Hormuz while we cannot," underscoring Tehran's intent to use its control of the waterway as leverage against U.S. economic strangulation.