Gainsborough’s Blue Boy to return to UK after 100 years

‘Masterpiece of British art’ heads to National Gallery in London thanks to loan from gallery in CaliforniaThomas Gainsborough’s The Blue Boy, a popular painting that left Britain a century ago to a public outpouring of anger and sadness, is to return temporarily to the National Gallery in London.It was announced on Wednesday that the artwork would come home 100 years to the day since it was last seen in the UK. It is a crowd pleaser, described by newspapers at the time as &ldqu