Steve Schwartz <[log in to unmask]> wrote:

>Are we talking career or simply service? If the latter, then many
>composers have done their bit: Barber, Finney, Toch, Bernard Stevens,
>Piston, Frankel (I believe), Burgess, Roussel, and let's not forget Sousa,
>among others.

One of Bernard Stevens's most highly regarded scores - the Symphony of
Liberation - was written while the composer was on active service.

In another language, both Xenakis & Theodorakis were members of Greek
partisan units during the WWII occupation....

All the best,
Robert Clements <[log in to unmask]>