Answer: verdun

AnswerCrossword Clue
VERDUNWorld War I battleground
VERDUNWWI battle site
VERDUNScene of battle, 1916.
VERDUNBattleground of 1916.
VERDUNBattleground on the Meuse, World War I.
VERDUNBattleground of W. W. I.
VERDUNW.W. I battlefield
VERDUNBattle site of 1916
VERDUNW.W. I's longest battle