Can Trump’s Iran–Israel ceasefire really loosen Hormuz—at what cost and for whom?

A regional conflict that has lasted nearly six weeks is now being reframed around a potential ceasefire decision linked to control of the Strait of Hormuz. An O Globo report says the “cost” of removing Iran’s ability to control Hormuz—estimated at 45,000 soldiers over 20 years—sits at the center of Donald Trump’s calculus to push for hostilities to stop. In parallel, a Belgian foreign minister, Maxime Prevot, argued that any ceasefire between the US, Israel, and Iran must include Lebanon, citing the proximity of a massive Israeli strike to the Belgian embassy while he was on site. Meanwhile, Al-Monitor frames the truce as a gateway for lost oil and LNG supplies to return, but warns that restoring Gulf production to normal levels could take months or longer. Strategically, the dispute is less about a single battlefield and more about maritime leverage, regional deterrence, and diplomatic sequencing. The US and Israel appear to be testing whether coercive pressure can translate into a durable security arrangement, while Iran’s posture is implicitly tied to maintaining strategic influence over Hormuz and the wider Gulf. Lebanon is emerging as the diplomatic “missing piece,” suggesting that any agreement that excludes Beirut risks leaving a residual channel for attacks that can quickly unravel the ceasefire. Belgium’s on-the-ground account also underscores how European diplomatic assets are being pulled into the risk perimeter, increasing the political cost of escalation. Markets are likely to react through energy supply expectations, shipping risk premia, and insurance costs rather than immediate physical shortages. If the truce enables incremental restoration of Gulf oil and LNG flows, crude and LNG-related benchmarks could stabilize, but the timeline risk remains: production normalization “months, if not longer” implies a gradual, not instantaneous, supply rebound. Le Monde reports that roughly a thousand commercial vessels have been blocked since the war began on February 28, and while the convoy footprint shifts slightly eastward, there is no mass exit yet—an indicator that freight rates and rerouting costs may stay elevated. The combined effect points to a volatile energy-risk premium: relief rallies are possible on ceasefire headlines, but sustained pricing power for risk hedges is likely until shipping throughput and Gulf output visibly recover. The next watchpoints are whether the ceasefire package explicitly binds Lebanon and whether shipping traffic resumes at scale through Hormuz’s approaches. Key indicators include the rate at which blocked vessels clear choke points, changes in tanker and LNG carrier routing patterns, and credible timelines for Gulf production ramp-ups. Diplomatically, the trigger is the US–Israel–Iran agreement text: if Lebanon is not operationally integrated, the probability of renewed strikes rises even if maritime control tensions ease. On the ground, casualty reporting from Lebanon—over 800 injured and 89 killed after Israeli strikes including Beirut—signals that the ceasefire’s credibility will be tested immediately by whether violence stops across multiple theaters rather than only in the Gulf corridor.

Geopolitical Implications

• 01

  Hormuz control remains the strategic bargaining chip: any arrangement that does not neutralize Iran’s maritime leverage risks renewed coercion.

• 02

  Lebanon’s inclusion signals a shift toward a broader regional security architecture rather than a narrow US–Iran bargain.

• 03

  European diplomatic exposure (Belgian embassy proximity) increases political pressure for de-escalation and may accelerate external mediation.

• 04

  A slow shipping recovery could harden regional deterrence postures even if formal ceasefire talks progress.

Key Signals

• —Whether the ceasefire text explicitly operationalizes Lebanon’s role (monitoring, enforcement, or parallel de-escalation).
• —Daily counts of vessels clearing the Hormuz corridor and changes in tanker/LNG routing patterns.
• —Evidence of Gulf production ramp-up (export volumes, LNG cargo nominations, and port throughput).
• —Continuation or cessation of strikes in Beirut and surrounding areas as an immediate credibility test.