The US and Iran signed an interim agreement on June 15 aimed at winding down a conflict that has rattled global markets for nearly four months. Wall Street’s response was immediate and emphatic: the S&P 500 jumped approximately 1.7%, the Nasdaq Composite climbed around 3%, and Brent crude dropped roughly 4.8% in a single session.

What the deal actually covers

President Trump described the signed document as a memorandum of understanding. The agreement includes three core provisions: a 60-day extension of the existing ceasefire, the reopening of the Strait of Hormuz for commercial shipping, and immediate sanctions waivers on Iranian oil exports.

Roughly a fifth of global oil supply passes through the Strait of Hormuz on any given day, and its disruption during the conflict was a primary driver of energy price spikes worldwide. The sanctions waivers on Iranian oil exports are designed to bring more supply back into global energy markets, which is why Brent crude dropped nearly 5% on the news.

What the deal does not cover is arguably more important. Iran’s nuclear ambitions remain entirely unaddressed. The memorandum kicks that to future negotiations expected to take place over the coming weeks through a formal signing process. Previous ceasefires in this conflict have collapsed before making the current agreement’s durability an open question.

How crypto markets reacted

Bitcoin climbed to near two-week highs following the announcement, reaching levels between $66,000 and $67,000. XRP surged over 13%, riding the same wave of improved market sentiment.

Some major tokens faced downward pressure later in the session after commentary from the Federal Reserve introduced a note of caution. Traders who bought the initial pop found themselves navigating a more complicated picture by the afternoon.

Why this deal is fragile, and what it means for investors

The conflict lasted nearly four months and contributed to significant global oil supply disruptions alongside rising inflation. Prior attempts at ceasefires collapsed before reaching a durable resolution. Nuclear issues remain on the table, meaning both sides retain leverage to walk away if negotiations stall.

The Nasdaq’s 3% jump reflects the dynamic that tech and growth names benefit disproportionately when fear recedes. Bitcoin’s move toward $67,000 shows that digital assets still function as risk-on instruments during geopolitical de-escalation events.

If the 60-day ceasefire expires without progress toward a formal agreement, oil would spike and equities would sell off. The Fed’s cautious commentary suggests it isn’t ready to declare victory on inflation because oil prices dropped in one session.