1: Principle unaffected by revolution (5)
4: Inflexible yet adjusted (3)
6: Pet name for pirate ship (5)
7: Neil lost a letter and ended up with nothing (3)
8: Maid Marian - half American (9)
10: Looks like an eyesore, sounds like an eyesore (3)
12: Dislikes laughter set-up (5)
13: Period email feature (3)
14: Round of fire involving Vietnam's leader in Laos disturbance (5)