LPO/Edward Gardner review – Britten’s pacifist War Requiem lands with a bitterness and snarling irony

<p><strong>Royal Festival Hall, London<br></strong>Three fine soloists were joined by the<strong> </strong>excellent<strong> </strong>Tiffin Boys’ and Girls’ Choirs alongside the London Philharmonic Choir and the London Symphony Chorus whose pianissimo