EU Enlargement in Luxembourg: The EU opened the first “fundamentals” cluster of accession talks with Ukraine and Moldova, covering rule of law, democracy, public procurement, statistics, and financial control—while Commissioner Marta Kos expects the remaining five clusters to start in July if conditions are met. Nuclear Safety Diplomacy: A wide joint statement condemned a drone attack on electrical infrastructure near the UAE’s Barakah nuclear plant, warning of risks to civilians and potential transboundary environmental and health impacts. Clean Energy Grids for the Mediterranean: The EU unveiled a €690m flagship under T-MED to modernise Egypt’s electricity grid, aiming to integrate 22 GW of renewables by 2030 and cut energy losses, with construction due to start in 2027. Luxembourg Hydrogen Valley Moves Ahead: Enovos’ final investment decision pushes LuxHyVal into implementation: a 5 MW electrolyser powered by renewables, construction starting in 4Q26 and commissioning planned for 2027. Digital Aviation for Sustainability: Cargolux partnered to digitise flight operations via an electronic flight folder, supporting paperless workflows and more efficient, compliant decision-making. Climate Risk in the Region: France and Luxembourg face a possible midweek heatwave, with unusually warm nights and temperatures potentially reaching heatwave thresholds. Swiss Vote on Population Cap: Switzerland rejected a plan to cap population at 10 million by 2050, a result widely seen as avoiding major disruption to EU ties.