1. Unimportance (14)
10. Having a clear mind (5)
11. Retribution (9)
12. Occurring with no delay (7)
13. Teach (7)
14. Midget (5)
16. Advocate (9)
19. Thwarters (9)
20. Not drunk (5)
22. Territorial reserve (7)
25. Where planes land (7)
27. Extremely painful (9)
28. Apportion (5)
29. Conveyance (14)
Down
2. Essential (9)
3. Large Asian country (5)
4. Novice (9)
5. Often was a white picket one (5)
6. Naive (9)
7. Martial arts expert (5)
8. Tallest mountain (7)
9. Joined by treaty or agreement (6)
15. Petulant (9)
17. Blitzkrieg (9)
18. Entanglement (9)
19. A sexually attractive young woman (7)
21. Spin (6)
23. Stage between egg and pupa (5)
24. Spanish friend (5)
26. Respond (5)