Benjamin Britten wrote a nice one.
Benjamin Britten
War Requiem was created in 1963.
They played Mozart's Requiem at the memorial service to honor the deceased.
War Requiem - film - was created on 1989-01-06.
One likely reason Johannes Brahms wrote A German Requiem was to mourn the death of his beloved mother. A German Requiem was written shortly after his mother's death in 1865.
Almost every composer of renown has one. Mozart and Leonard Bernstein each have famous ones.
Wolfgang Amadeus Mozart
I've been looking for this answer myself!
Ivan Ditmars composed the Brahms paraphrase heard in "Requiem for Methuselah" .
A requiem is a Mass (Catholic religious service) which is said as a funeral or in memoriam to a group of dead people (such as war dead).
Johannes Brahms.
The cast of War Requiem - Live in Liverpool - 2008 includes: Eberhard Metternich as himself Robin Moer as himself Ian Tracey as himself