by Saume Saptaparna Nath•Published on March 16, 2026

Tensions around the Strait of Hormuz have raised fears of a major disruption to global energy supply after military strikes involving the United States and Israel. Yet amid the rising tensions, one development stands out: vessels registered in Bangladesh were granted safe passage through the strait by Iran. The move comes as Bangladesh steps up efforts to stabilize fuel supply in the domestic market.

Under the newly reached understanding, Bangladeshi vessels transporting fuel shipments will be allowed to transit the strategic waterway without interference. However, ships must notify Iranian authorities before entering the area, allowing coordination and monitoring during their journey. The decision placed Bangladesh among a small group of countries whose vessels have been explicitly permitted to continue navigating the strait. At a time when this crucial waterway has effectively become a site of geopolitical contestation, Iran’s selective access raises an important question: why would Tehran allow Bangladeshi vessels to pass while restricting others?

Energy Dependence and Strategic Vulnerability

For Bangladesh, continued access to the Strait of Hormuz is not a diplomatic convenience but an economic necessity. Each year, the country imports around 6.2 million tons of crude and refined petroleum products, much of which travels through the maritime corridor linking the Persian Gulf to the Indian Ocean. Bangladesh imports crude oil primarily from Saudi Arabia and the United Arab Emirates. In addition, refined petroleum products are sourced from several countries across Asia, including China, India, Malaysia, Indonesia, and Thailand. Over the past decade, Bangladesh’s expanding industrial sector and rising electricity demand have significantly increased its dependence on imported fuel. At the same time, the country maintains only limited strategic petroleum reserves. Its energy system relies heavily on continuous imports with relatively small storage capacity. As a result, any prolonged disruption in shipping through the Strait of Hormuz would have immediate consequences for domestic fuel supply, power generation, and economic stability. This structural vulnerability explains why the crisis in the Gulf quickly became a pressing concern for Dhaka.

Dhaka’s Diplomatic Response

What makes Bangladesh’s position particularly notable is the diplomatic path it pursued to secure safe passage. Rather than aligning with states directly involved in confrontation with Iran, Dhaka adopted a cautious and pragmatic approach focused on stability and dialogue. Official statements from Bangladesh largely avoided strong political statements. Government responses emphasized concerns over regional instability and the safety of civilians while urging all parties to exercise restraint. Instead of endorsing military actions against Iran, Bangladesh framed the crisis primarily as an issue of regional security and economic risk.

Dhaka also chose quiet diplomatic engagement rather than public confrontation. Bangladeshi officials communicated directly with Iranian authorities to request assurances regarding the safety of energy shipments passing through the Strait of Hormuz.

Such procedures are not uncommon in regions where military tensions are high. Advance notification helps prevent misunderstandings and allows coastal states to maintain oversight of nearby maritime activity. For Bangladesh, the requirement represents a manageable condition that ensures continued access to a critical shipping route.

Iran’s Strategy of Selective Pressure

Iran’s decision to allow Bangladeshi tankers to pass through the strait reflects a broader strategic calculation. Rather than imposing a blanket blockade that could alienate the international community, Tehran appears to be applying selective pressure. Ships associated with states seen as hostile may face restrictions or increased scrutiny, while vessels from neutral or non-aligned countries are allowed to continue operating. Dhaka doesn’t maintain any diplomatic relations with Israel. This absence of ties may reinforce Bangladesh’s image as a neutral actor in the conflict, making it easier for Tehran to permit Bangladeshi vessels.

This strategy enables Iran to demonstrate its ability to disrupt global energy flows without triggering a broader international coalition against it. A complete closure of the Strait of Hormuz would almost certainly provoke a severe global response and could justify stronger military retaliation. By contrast, selective restrictions allow Iran to send a political signal to its rivals while maintaining functional relationships with other countries across Asia and the Global South.

Allowing vessels from countries such as Bangladesh also carries diplomatic significance. Many developing states rely heavily on energy shipments from the Persian Gulf, and alienating them could undermine Iran’s efforts to present itself as resisting Western pressure rather than indiscriminately disrupting global commerce. In this sense, control over a strategic chokepoint like the Strait of Hormuz provides Iran with significant geopolitical leverage. By exercising that leverage selectively, Tehran can influence adversaries while avoiding unnecessary diplomatic isolation.

What This Signals to Other Countries

Bangladesh’s experience during the Strait of Hormuz crisis highlights the importance of diplomatic balancing in a complex international environment. As a country heavily dependent on global trade and imported energy, Bangladesh has strong incentives to avoid direct alignment with major power confrontations. Instead, Dhaka’s approach reflects what international relations scholars describe as pragmatic neutrality or strategic hedging. By maintaining dialogue with multiple partners while refraining from overt political alignment, Bangladesh seeks to protect its economic interests without becoming entangled in geopolitical rivalries.

At the same time, Bangladesh has sought to diversify its energy supply chains by maintaining commercial relationships with suppliers across Asia and the Middle East. Such diversification helps reduce vulnerability to disruptions in any single region while reinforcing Dhaka’s broader strategy of diplomatic balance.

Bangladesh’s experience illustrates how smaller states navigate geopolitical crises through careful diplomatic balancing. By maintaining communication with Iran while avoiding direct alignment with major power rivalries, Dhaka has protected a critical supply route at a moment of heightened regional tension. Yet this move also underscores a broader reality: control over strategic chokepoints such as the Strait of Hormuz provides powerful leverage in international politics. As tensions in the Gulf persist, the ability of smaller trading states to maintain neutrality may become increasingly difficult.

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Saume Saptaparna Nath

Saume Saptaparna Nath is currently pursuing her Masters in Osaka School of International Public Policy (OSIPP) and previously worked as a senior research associate at the KRF Center for Bangladesh and Global Affairs. She was a project coordinator at the ‘Revive Project’, a joint venture of UNDP and Innovation, Creativity and Entrepreneurship Development Center, University of Dhaka and a former intern at the Ministry of Foreign Affairs, Bangladesh, having pursued her graduation and post-graduation degree from the Department of International Relations, University of Dhaka.