Xmas Cryptic 2021

1234567891011121314
Across
  1. 4. Conceal veil (4)
  2. 6. I heard Farmer Sue tickles multinational giants (15)
  3. 10. Release fancy Champagne - that’s liberation! (7)
  4. 11. Violently protest “One is engulfed by decay!” (4)
  5. 12. bore. bore. bore. bore. bore (9, 3)
  6. 13. Company’s rise signals political (4) overthrow
  7. 14. Head boys really expect everything comes home upside-down (6)
Down
  1. 1. :’( first person to own legal tender. It’s hard to explain! (14)
  2. 2. Kyoto somehow sporting host (5)
  3. 3. Same tactics hide network rebrand (4)
  4. 4. She’s a know it all? (14)
  5. 5. Leading green awards redefine laws in creating bulbous plants (6)
  6. 7. Confused? Get a grip man! It’s a hospital crisis! (7)
  7. 8. A leg up around the infestation (6)
  8. 9. Eleven treated, reformed, then handed over for trial (9)