Alice Sheldon's "Beam Us Home" (as by James Tiptree, Jr) (short story, Star Trek fanfic, free): A US soldier's life, & death
Later parts, I suppose are a criticism of some US war or the other; US readers with '60s political background should be better able to see the point.
Fact sheet.First published: Galaxy, April 1969.
Download full text from Internet Archive, Lexal.
Among the classics of Sci Fiction, edited by Ellen Datlow.
Related: Stories of Alice Sheldon (as by James Tiptree, Jr).