Across
- 3. a group of soldiers who fight on horseback
- 4. long ditches, sometimes made to protect people in war
- 6. a nobleman or leader like a Duke
- 7. a fighter pilot who has brought down five or more enemy planes
- 8. an early type of airplane with three pairs of wings
Down
- 1. a plane with two wings
- 2. a pilot of an aircraft
- 5. a military unit made up of more than one small group of soldiers, airplanes, or ships