Iran closes the Strait of Hormuz: ceasefire collapses, markets on the brink of shock
June 20, 2026 — The Khatam al-Anbiya Central Command (Iran's highest joint headquarters) has officially announced the closure of the Strait of Hormuz to shipping. The reason cited is violations by the United States and Israel of the terms of the recently signed Islamabad Memorandum. This decision instantly nullifies the fragile truce and brings the risk of a global energy crisis back to the forefront.
Collapse of the Islamabad Agreements
Recall that just three days ago, on June 17, 2026, a 14-point memorandum was agreed upon, providing for the mutual lifting of restrictions. Iran committed to ensuring the free passage of commercial vessels for the first 60 days, while the US committed to lifting the naval blockade of Iranian ports. Markets immediately responded with a drop in oil prices, pricing in a reduction of the geopolitical premium. However, we now see that this optimism was premature.
Why This Is Critically Important
Approximately 21 million barrels of oil and petroleum products are transported through the Strait of Hormuz daily — this represents about 20% of global liquid hydrocarbon consumption and a quarter of all seaborne oil trade, according to the U.S. Energy Information Administration. Additionally, major export shipments of liquefied natural gas from Qatar and the UAE pass through the strait. There are virtually no alternative routes for Gulf countries, making this region the "Achilles' heel" of global energy security.
The Iranian side states that Israel's actions in Lebanon and the continued "aggressive steps" by the United States violate the spirit and letter of the memorandum. The closure of the strait has been called a "first step," and Tehran warns of further measures if the aggression continues. Notably, US Vice President JD Vance has already publicly denied the fact of the closure, stating the opposite. This creates a classic information war situation, where the reality on the ground may differ significantly from official statements.
My Expert Opinion
From a macroeconomic and cryptocurrency market perspective, this escalation is a powerful pro-inflationary shock. Rising energy prices will inevitably lead to tighter monetary policy by central banks, which traditionally puts pressure on risk assets, including Bitcoin. However, a long-term blockade of the strait could, conversely, accelerate de-dollarization and the transition to alternative financial systems, including cryptocurrencies, as a hedge against sanctions and logistical risks. In the coming days, I expect sharp volatility in the oil market and, as a result, a corrective move in the digital asset market.