| Answer | Crossword Clue |
|---|---|
| HRE | Old Eur. realm |
| HRE | Bygone Eur. realm |
| HRE | Onetime realm of central Eur. |
| HRE | 1,000-year Eur. realm |
| HRE | Eur. realm that ended in 1806 |
| FRS | Old Eur. coins |
| WWI | Old Eur. conflict |
| BOAC | Old Eur. airline |
| HRE | Old Eur. domain |
| DMS | Old Eur. money |
| HRE | Initials on maps of old Eur. |
