Over the weekend, the financial world got a fresh reminder that geopolitics and markets are inseparable. Former President Donald Trump took to social media with a warning for Iran, saying the country had signaled plans to strike "very hard." His response was characteristically bold: a threat of U.S. retaliation using, in his all-caps words, "A FORCE THAT HAS NEVER BEEN SEEN BEFORE!" He ended the post with a polite, "Thank you for your attention to this matter!"

This wasn't just political theater for traders. The post landed as intelligence and scenario planning about potential U.S. and Israeli military action in Iran has been circulating in Washington. The immediate focus for markets? The Strait of Hormuz. That narrow waterway is the superhighway for roughly 20% of the world's oil supply, and Iran sits right across from major Gulf producers like Saudi Arabia. Any serious escalation there could snarl tanker traffic and send shockwaves through energy markets.

Even before Trump's post, this risk was being priced in. After recent strikes referenced in intelligence briefings, some major oil producers and trading houses reportedly paused shipments through the corridor, tightening near-term logistics. Brent crude ended last Friday around $73 a barrel and was already up about 20% for the year before the weekend's flare-up.

"The strike raises geopolitical risk premia as markets head into Monday's open," Christopher Wong, a strategist at OCBC in Singapore, told Reuters. He also flagged the potential for gold to gap higher alongside firmer oil prices. In other words, get ready for a volatile open.

The Inflation Equation

So, how high could oil go? William Jackson, an economist at Capital Economics, outlined a range of possibilities tied to how far any disruption spreads. Even if fighting stays relatively contained, he sees a move toward $80 a barrel for Brent crude. A more serious supply shock could lift it toward $100.

Here's where it gets tricky for everyone, not just energy traders. Jackson estimated that a lingering supply disruption could add roughly 0.6 to 0.7 percentage points to global inflation. That's a significant hit at a time when central banks worldwide are still wrestling with stubborn price pressures. The last thing the Federal Reserve or the European Central Bank needs is another external shock pushing inflation back up. This inflation math is precisely why energy desks are so quick to price in risk around the Strait of Hormuz—any interference there ripples directly into fuel costs and freight rates everywhere.

When the Skies Close, Too

The market turbulence isn't confined to commodities. The geopolitical tensions have led to massive disruptions in air travel across the Middle East. Multiple air corridors have closed following U.S. and Israeli strikes on Iran. The chaos has resulted in over 700 flight cancellations at Dubai International Airport alone.

Airlines like Emirates temporarily halted flights in and out of the city. United Airlines (UAL) diverted planes that were headed for Tel Aviv and Dubai. This isn't just an inconvenience for travelers; it's a signal of how quickly normal commerce can break down. When planes can't fly safely through a region, it amplifies the sense of risk that traders are already factoring into oil prices.

What the Spies Are Thinking

Behind the market moves and the travel chaos, there's a lot of intense planning and assessment happening. According to people briefed on the matter, U.S. intelligence work drafted over the past two weeks has mapped multiple possible paths for Iran following intervention, rather than predicting a single outcome.

One scenario described figures aligned with the Islamic Revolutionary Guard Corps (IRGC) consolidating control, even if Supreme Leader Ayatollah Ali Khamenei were removed from the picture. This suggests the security establishment could remain at the center of the Iranian state regardless of leadership changes. Separately, Khamenei has reportedly elevated Ali Larijani into a crisis-management role, including leadership of Iran's Supreme National Security Council, as the country prepares for possible conflict.

Perhaps most strikingly, a report from The New York Times details how American intelligence officials identified Khamenei himself as a high-value target in the lead-up to planned strikes. People familiar with the matter told the paper that the CIA had spent months monitoring Khamenei's movements, steadily refining its understanding of his routines and likely whereabouts.

That effort reportedly intensified after intelligence indicated that senior Iranian leaders—including Khamenei—were scheduled to convene at a central Tehran compound on a Saturday morning. Armed with that updated information, sources said U.S. and Israeli officials altered the timing of their operation to align with the new intelligence. It's a stark reminder of the detailed, patient work that underpins these high-stakes geopolitical moments that markets then have to digest in real-time.

So, as markets open, traders aren't just watching oil prices. They're weighing a former president's warnings, the potential for supply shocks in a critical waterway, travel disruptions that signal broader instability, and intelligence reports that reveal just how closely world powers are watching—and planning around—the movements of a single individual half a world away. It's all connected, and it's all moving fast.