Cryptic crossword No 2,233

Across

1. Small firm abandons New York for Connecticut (7)
2. Conspirator inspired by putsch emerges (7)
3. Every so often, Annabelle retires to rest (4)
4. Unthinking destruction of a calm niche (10)
5. Lots of strong wind in Oregon? Just the reverse! (6)
6. Endless austerity suggested (8)
7. State of North Dakota replacing Alabama in alliance (9)
8. How a terrarium is filled? Not with this! (5)
9. Historically significant album London Calling initially reviewed as "noise" (5)
10. Dispute Chinese claim about Norway (9)
11. Agenda to get rid of Christmas announced (8)
12. Soldier at border composing song of praise (6)
13. Attributes supporting a secure society (10)
14. Sad to say, US state lacks spirit (4)
15. Emit dark energy (7)
16. Rather regularly lionise The Bard (7)

Down

1. Gastronome can be found mixing dashes of marjoram, sage and thyme with this herb (7)
2. Go quickly back to horse (5)
3. Observe Frenchmen with nurse in bed (7)
4. Rotten fish delivered (6)
5. Reject boring hotel - I'm in a tent! (9)
6. Research, direct from America, concerned with origin of exoplanets (7)
7. Initially held incommunicado inside Czech prison, suffering with psychosis (13)
8. Could this method of painting go viral? (9)
9. Pike and sea-eagle share last of scarce alfalfa (7)
10. Big cat devours top-notch special agent (7)
11. Small bomb nearly reaches heart of relaxed island nation (7)
12. Almost return defective tee and tank top (6)
13. Feature of bird enthralling artist (5)