As Britain decides, Europe grapples with Huawei conundrum

BERLIN — Britain’s impending decision on whether to allow Huawei to supply equipment for 5G mobile networks comes at a delicate time, with debate raging in European capitals over the security implications of reliance on Chinese technology. In Germany, Chancellor Angela Merkel’s preference for applying the same rules to all equipment vendors faces growing resistance from lawmakers in her own party, who back U.S. calls to ban Huawei outright. Even as Britain prepares to quit the European Union, the finishing touches are still being put on a bloc-wide framework to address risks in networks that will become faster and more ubiquitous in the 5G era. Europe’s leading...