The Slovakia festival due to welcome Kanye West next week has been called off after the uproar over the US rapper’s May release of a song glorifying the Nazi leader Adolf Hitler. Before the 20 July gig was cancelled, Bratislava’s Rubicon hip-hop festival was set to be West’s only confirmed live performance in Europe this year. Though he has won 24 Grammy awards over the course of his career, the erratic rapper has become notorious for his increasingly antisemitic and hate-filled rants. West, who has legally changed his name to the shorthand Ye, released the song Heil Hitler on 8...