Solve these clues to fill the grid.
- Instrument of execution consisting of a sealed ___ into which poison ___ is introduced
- 3 Across
- German Nazi dictator during World War II
- 6 Across
- Lacking and reflecting lack of pity or compassion
- 8 Across
- Continent that includes France and Italy
- 10 Across
- A German member of Adolf Hitler's political party
- 1 Down
- Young people
- 2 Down
- Extreme mental distress
- 4 Down
- European country whose capital is Berlin
- 5 Down
- The end of life
- 7 Down
- The force of workers available
- 9 Down