![](https://www.cer.eu/sites/default/files/styles/spotlight/public/may_17jan17_speech_2.jpg?itok=LG8czB-o)
The negotiator: Brexit talks to be Theresa May’s toughest test
Charles Grant, head of the Centre for European Reform, says: “Arguably Cameron invested a bit too much in Merkel but there’s a view in Whitehall that she [Mrs May] has underinvested in Berlin.” While Mr Cameron could also call on Mark Rutte and Fredrik Reinfeldt, the Dutch and Swedish prime ministers, in a tight corner, Mr Grant says: “I don’t think she has those personal relationships at the moment.”