Filed from 2 published puzzles

ARDENNES

Set to 2 different clues across 2 published puzzles, most often “Champagne department” — The New York Times, Friday, 10 September 2004.

8 letters

Every clue on record, most used first

Champagne departmentonce
The New York Times — Friday, 10 September 2004
Battle of the Bulge localeonce
The New York Times — Saturday, 8 February 1997

Other answers to these clues

MARNE5 letters