Yaacov Herzog: A Biography - Michael Bar-Zohar - Google Books

https://books.google.de/books?id=Rcr8DAAAQBAJ

On 24 September 1963, Yaacov Herzog arrived for an appointment at a London clinic. He was not there to see the doctor, but "Charles" – the pseudonym of King Hussein of Jordan. These secret meetings continued for nine years, during which time Herzog also…