Margaret Thatcher redefined the UK’s relationship to Europe in 1988 in a fierce speech on the continent that chastised her European partners while promising to stick with them. Twenty-nine years later, Prime Minister Theresa May made a similar journey to do the opposite. In a speech Friday in Florence, May addressed continental Europe softly, about separation. When Thatcher went to …

For generations, the open road has provided good jobs for Americans, whether truckers, novelists or country-music lyricists. Soon it may be crowded with some less sympathetic protagonists: self-driving robots. Trucks with some degree of automation are already plying ore mines and hauling freight. Investment is pouring into the industry. As Congress debates a new law to promote self-driving technology, however, …

Angela Merkel’s victory in Sunday’s election gives her a fourth term as Germany’s chancellor and should be seen as a remarkable achievement—one that few would have predicted back in 2015, when her popularity slumped during the worst of the refugee crisis. Merkel’s resilience, based on a careful blend of principle and pragmatism, deserves to be celebrated. To be sure, this …