Sterling slips as Iran tension lifts dollar and Fed outlook diverges from Bank of England

    by VT Markets
    /
    May 26, 2026

    Sterling weakened against the US dollar on Tuesday as markets repriced risk after fresh US military action in southern Iran and renewed tension around ceasefire adherence in Hormozgan. GBP/USD was trading near 1.3444, down nearly 0.43% on the session. Iran’s Foreign Ministry accused Washington of breaching the ceasefire and said Tehran would respond, while Iranian state media reported that Parliament Speaker and lead negotiator Mohammad Bagher Ghalibaf had returned to Tehran following talks with Qatari officials in Doha, keeping diplomacy in play but tempering expectations of a rapid end to the conflict.

    The dollar held firmer as uncertainty supported demand for the greenback, with the US Dollar Index (DXY) around 99.18, up nearly 0.21%. Negotiation reporting centred on frozen funds: Iran was said to be seeking the release of $24bn in assets, with at least half to be freed immediately after any agreement is announced. The dollar also drew support from hawkish Federal Reserve expectations as inflation remains above the 2% target, and oil-market disruptions in the Strait of Hormuz add to price pressure; in the UK, softer data has lowered gilt yields and reduced Bank of England rate-hike pricing, even as markets still expect tightening. US CB Consumer Confidence eased to 93.1 in May from 93.8, with traders awaiting Thursday’s US PCE inflation report.

    Diverging Central Bank Policies And Inflation Outlook

    We see the growing difference between the Federal Reserve and the Bank of England’s policies as the main opportunity right now. The latest US inflation data is still above target at 3.1%, which supports the idea of another Fed rate hike before the year ends. Meanwhile, UK inflation has eased to 2.3%, giving the Bank of England reason to hold off on raising its rates.

    The escalating US-Iran conflict is pushing traders towards the safety of the US dollar, a classic response to global uncertainty. Historically, any threat to the Strait of Hormuz, a chokepoint for about 20% of global oil, causes energy prices to spike. This not only strengthens the dollar through safe-haven demand but also adds to the inflation pressures the Fed is trying to control.

    Strategy And Market Focus

    Given this, we are looking at buying GBP/USD put options that expire in the next one to two months. This strategy allows us to profit from a potential decline in the pound while limiting our maximum loss to the premium we pay for the option. The current geopolitical climate is also increasing market volatility, suggesting larger price swings could be on the horizon.

    Our focus this week is on the US Personal Consumption Expenditures (PCE) inflation report due on Thursday. A strong number will likely boost the dollar as it would reinforce the case for a more aggressive Federal Reserve. We will also be listening to upcoming speeches from Bank of England officials for any confirmation of their more cautious stance.

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