https://www.theregister.co.uk/2019/05/09/pompeo_invokes_thatcher_huawei_5g_security/ > Margaret Thatcher would not let Huawei build Britain's 5G networks, US foreign secretary Mike Pompeo claimed yesterday as British ministers suggested the rollout may be delayed for security reasons. > Pompeo was visiting Britain to deliver a bollocking over the government's decision to continue allowing Huawei to build the edge, but not the core, equipment for future mobile phone networks.