brussels european council president donald tusk say friday 27 eu leaders meet brussels agree give green light internal preparations second phase brexit talk london 27 eu state want ready move talk london post-brexit relations chief divorce issue settle negotiations already take place however stall british prime minister theresa may fail break deadlock appeal eu counterparts brussels dinner thursday night 27 say hope announce enough progress agree exit term london december able start new talk britain tie brexit materialize due march 2019. german chancellor angela merkel say thursday night talk britain move forward unlikely break eu 's tusk say 27 leaders open internal work brexit phase two