King Willem-Alexander of the Netherlands (L) and North Rhine-Westphalia's State Premier Hendrik Wuest visit a laboratory at the Center for Fuel Cell Technology ZBT of the University of Duisburg-Essen in Duisburg, western Germany on November 14, 2023. The Dutch King and North Rhine-Westphalia's Prime Minister visit various companies and institutions. (Photo by Christoph Reichwein / POOL / AFP)