Iran closes the Strait of Hormuz: fragile ceasefire collapses, oil markets on edge
On June 20, 2026, the Khatam al-Anbiya Central Headquarters — the highest joint command of Iran's armed forces — officially announced the closure of the Strait of Hormuz to shipping. The formal pretext cited violations of the recently agreed Islamabad Memorandum by the United States and Israel. This decision instantly nullifies all hopes for de-escalation and returns the world to the realities of 2020, when the region was teetering on the brink of a full-scale conflict.
Let me remind you that just three days earlier, on June 17, a 14-point memorandum was signed, which provided for the lifting of the naval blockade of Iranian ports and security guarantees for commercial shipping during the first 60 days. Markets had already begun to price in a reduction of the geopolitical premium, leading to a temporary drop in oil prices. Now, the picture is diametrically opposite: Tehran is not only reneging on its commitments but also deploying the harshest lever of pressure — control over the planet's key energy chokepoint.
Why This Is Critical for the Global Economy
Approximately 21 million barrels of oil and petroleum products pass through the Strait of Hormuz daily — that's about 20% of global liquid hydrocarbon consumption and a quarter of all seaborne oil trade. According to the U.S. Energy Information Administration, there are virtually no alternative routes for Persian Gulf countries. Any blockade here is not just a rise in gasoline prices but a systemic supply shock that will instantly ripple through all commodity markets, including liquefied natural gas from Qatar and the UAE.
Furthermore, the situation is complicated by Israel's continued military operations in Lebanon, which Iran views as a direct violation of the spirit and letter of the memorandum. Thus, we are witnessing a classic scenario of mutual accusations and escalation, where each side finds a pretext to abandon previously reached agreements.
Markets React, But Cautiously for Now
Notably, there is still no official confirmation of the strait's closure from independent sources. U.S. Vice President JD Vance has already issued a denial, stating that American intelligence does not detect an actual blockade. However, the mere fact of such a statement from the Iranian military command is a powerful signal to the market. Traders will be forced to price in a maximum risk premium, even if the blockade turns out to be merely a tactical bluff to renegotiate the terms of the deal.
My analysis: Such actions by Iran are not a spontaneous reaction but a calculated "red lines" strategy. Tehran is demonstrating that any concessions on the nuclear program or regional influence are possible only in exchange for real, not declarative, security guarantees. For the crypto market, this means a strengthening correlation with oil and gold: in times of uncertainty, investors will flee to safe-haven assets, including Bitcoin as a hedge against geopolitical inflation. However, it is too early to talk about a long-term trend — the situation could change within 24 to 48 hours.