The U.S. dollar is maintaining a floor against major currencies as markets balance the easing of geopolitical tensions in the Middle East against persistent expectations for Federal Reserve interest rate hikes. While an interim peace deal between the U.S. and Iran has cooled immediate fears regarding the Strait of Hormuz, Rabobank analyst Jane Foley notes that ongoing logistical complications and the threat of sea mines will prevent a return to normalized oil shipping for the foreseeable future, limiting the dollar’s potential decline as a safe-haven asset.
Why Is the U.S. Dollar Resisting a Sharp Decline?
Despite the recent de-escalation of hostilities, the dollar index (DXY) is finding support from a market that remains convinced the Federal Reserve will tighten monetary policy. According to data from LSEG, the market is currently pricing in a 68% probability of a 25 basis point interest rate increase this December, with a move fully expected by March. Strategists at UniCredit’s The Investment Institute report that these rate-hike expectations act as a buffer, preventing the dollar from falling as sharply as other assets, such as oil prices, which reacted more directly to the news of the interim agreement.
The U.S. dollar traditionally functions as a “safe-haven” currency. During times of global instability, investors flock to the dollar, driving its value up. As geopolitical risks subside, the currency typically softens unless central bank policy—like interest rate hikes—steps in to keep yields attractive.
How Will the Federal Reserve’s New Leadership Impact Currency Markets?
The policy trajectory under new Federal Reserve Chair Kevin Warsh represents a critical variable for the dollar’s future. Analysts at UniCredit suggest that the Fed is likely to hold rates steady at Warsh’s inaugural meeting while simultaneously abandoning its explicit bias toward policy easing. This creates a difficult balancing act: while rising inflation pressures may necessitate further rate hikes, such a move risks direct friction with the Trump administration’s stated preference for lower borrowing costs. If the Fed appears too passive on inflation, the resulting credibility gap could trigger a significant sell-off in the dollar.

What Is Driving the Japanese Yen’s Struggle?
The Japanese yen continues to face downward pressure despite the cooling of global energy prices. MUFG Bank analyst Lee Hardman notes that short-seller bets against the yen are actively increasing ahead of the upcoming Bank of Japan (BOJ) policy decision. Even with a 25 basis point rate hike effectively “priced in” by the markets, analysts expect this alone will not be enough to reverse the yen’s weakness. Hardman suggests that for Japanese authorities to successfully intervene, they would need the dual support of falling energy costs and a broader cooling of U.S. interest rate expectations.
| Asset | Market Sentiment |
|---|---|
| U.S. Dollar | Supported by Fed rate-hike bets |
| Japanese Yen | Under pressure from short-sellers |
| Oil | Volatile due to Strait of Hormuz delays |
Frequently Asked Questions
Why does the Strait of Hormuz affect the U.S. dollar?
The Strait is a vital chokepoint for global oil transit. Disruptions there spike energy prices, which often boosts the dollar as a safe haven. Even with an interim peace deal, physical shipping delays keep market uncertainty high, per Rabobank.

How does the Fed’s interest rate policy influence currency value?
Higher interest rates typically increase the value of a currency because they offer better returns on investments denominated in that currency. If the Fed raises rates, investors are more likely to hold dollars, according to UniCredit.
Is the Japanese yen expected to recover soon?
According to MUFG Bank, the yen is struggling because short-sellers are betting against it, and a widely expected rate hike by the Bank of Japan may already be factored into current prices.
When monitoring currency trends, look beyond the headlines of political deals. Always check the “priced-in” expectations for central bank moves, as these often dictate the actual market movement more than the geopolitical events themselves.
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