The Good Friday agreement is under threat – but it’s key to resolving Brexit | Tony Blair and Bertie Ahern https://www.theguardian.com/commentisfree/2019/apr/14/good-friday-agreement-ireland-brexit-tony-blair-bertie-ahern?utm_term=Autofeed&CMP=twt_gu&utm_medium=&utm_source=Twitter#Echobox=1555256837
