Benjamin Britten's War Requiem, written in response to the devastation of both World Wars, premiered in 1962. Getty Images hide caption

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Britten: War Requiem
Audio for First Listens is no longer available after the album is released.

The love of a woman strains the friendship between two fishermen in Bizet's lesser-known opera. Wikimedia Commons hide caption

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The Pearl Fishers
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Tenor Placido Domingo switches to the baritone register to sing the title role in Verdi’s Simon Boccanegra last month at the BBC Proms Concerts. Chris Christodoulou/BBC hide caption

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Hear An Introduction to the Opera
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