President Kennedy visited Macmillan 's country home , Birch Grove , on 29 – 30 June 1963 , for talks about the planned Multilateral Force . They never met again , and this was to be Kennedy 's last visit to the UK . He was assassinated in November , shortly after the end of Macmillan 's premiership
assassinated
Assassination of John F. Kennedy
Harold Macmillan