SOUTH QUEENSFERRY, SCOTLAND - MAY 28:  Princess Anne, Princess Royal attends a service at a war graves cemetery to mark the Battle of Jutland on May 28, 2016 in South Queensferry,Scotland. The events begin a weekend of commemoration leading up to the anniversary on 31 May and 1 June to mark the centenary of the largest naval battle of World War One where more than 6,000 Britons and 2,500 Germans died in the Battle of Jutland.  (Photo by Jeff J Mitchell/Getty Images)