Europe's museum heist wave tests security after Louvre's daring break-in

A wave of fast, high‑value museum thefts across Europe—fueled by the Louvre break‑in—targets paintings, jewellery, and portable artefacts; Europol notes rising frequency and more aggressive methods, with experts citing copycat crimes. Museums are upgrading security (surveillance, barriers, integrated alarms), but maintaining open public spaces while deterring thieves remains a major challenge.