Call for DNA to help identify dead Anzac soldiers

More than 700 infantrymen from the 32nd Battalion were wounded or died in the Battle of Fromelles. (Joe Barton/AAP PHOTOS)

The descendants of fallen soldiers who died in trenches on a French battlefield more than a century ago have been urged to donate DNA to help identify them.

More than 700 Australian Army infantrymen from the 32nd Battalion were wounded or died in the Battle of Fromelles in 1916 during World War I.