Prom 53: Bartók – The Miraculous Mandarin; Shostakovich – Orango

Fervent flag-waving is usually reserved for the Last Night of the Proms, so what was going on in this Philharmonia concert? The Arena was awash with a sea of red flags, the chorus – and conductor Esa-Pekka Salonen – were decked out in T-shirts bearing portraits of Lenin or Stalin.