Northern Ireland: Armstrong minute to Powell (report on Armstrong-Nally group meeting 17 Dec) [no new instructions; stocktaking since Chequers summit; Irish side all "emphasised the profound personal and political setback to the Taoiseach and his policies"; Taoiseach had not given up on a package involving amendment of Articles 2-3; MT: "This whole minute shows that the Irish want more than we can give and always will. I doubt whether we shall find a way forward"] [declassified 2014]