The United Kingdom economy grew by 0.6% [1] during the first quarter of 2026, according to official data released Thursday.

This expansion arrives as the nation faces significant external pressures, including the emerging Iran-Ukraine conflict and rising fuel costs. The surprise growth suggests a level of resilience in the British economy that exceeded previous forecasts from economists.

Data from the Office for National Statistics indicates that the growth for the quarter, covering January through March 2026, was bolstered by a 0.3% [1] increase in March alone. This performance occurred during a volatile period for global markets.

Chancellor Rachel Reeves (Labour) credited the results to the administration's current strategy. "It shows the government has the right economic plan," Reeves said.

Reeves linked the data to the necessity of maintaining current policies. "This surprise growth is evidence that Labour’s leadership must stay the course," she said.

While the growth is positive, reports differ on the timing of the conflict's impact. Some reports suggest the growth occurred in the first month after the outbreak of the Iran war, while others indicate it happened before the conflict began to hit the global economy significantly.

Despite the positive figures, the Chancellor cautioned against making drastic changes to fiscal policy during this period of instability. "Now is not the time to put the economy at risk," Reeves said.

The United Kingdom economy grew by 0.6% during the first quarter of 2026.

The UK's ability to maintain GDP growth amid a geopolitical crisis involving Iran and Ukraine indicates a potential decoupling from immediate global shocks. However, the contradiction between reports regarding when the 'Iran war' began to affect the economy suggests that the full impact of fuel price volatility may not yet be reflected in the quarterly data.