Eurosceptic parties are thriving, but Brexit serves as a warning | Letters https://www.theguardian.com/world/2020/mar/06/eurosceptic-parties-are-thriving-but-brexit-serves-as-a-warning?utm_term=Autofeed&CMP=twt_gu&utm_medium&utm_source=Twitter#Echobox=1583515349