The UK economy has experienced unexpected growth, boasting a 0.7% rise in GDP during the first quarter, marking the fastest pace in a year and positioning the country as the fastest-growing economy in the G7. Despite these positive figures, analysts and officials, including finance minister Rachel Reeves, are cautious about upcoming economic headwinds, including potential trade tariffs and a looming slowdown. The GDP surge has been welcomed as a significant boost, but concerns remain that this growth may be temporary, as challenges in the global market could impact future performance. European markets reacted positively to the news, although the FTSE 100 has seen declines in recent sessions, indicating mixed perceptions amidst this economic optimism.