Can someone please check my answers to make sure that I corrected all the grammatical errors? Thank you.

1. Our National Anthem is the “Star Spangled Banner.”
Correction: Our national anthem is the “Star-Spangled Banner.”

2. Former Arkansas Gov. Mike Huckabee once chaired the National Governors Association.
Correction: Former Arkansas Governor Mike Huckabee once chaired the National Governors Association.
3. Neither they nor he are going.
Correction: Neither they nor he is going.
4. Prince Charles said the Queen would not be invited to celebrate the anniversary of his marriage to Duchess Camilla of Cornwall.
Correction: Prince Charles said, “His mother Queen Elizabeth II would not be invited to celebrate
the anniversary of his marriage to Duchess Camilla of Cornwall”.

5. The trial begins on Monday so the lawyer met Joe Friday.
Correction: The trial begins on Monday so the lawyer met on Friday.

6. The judge ordered a suspended sentence for the convicted felon and said the parole would stand as long as Jones followed guidelines for good behavior.
Correction: The judge ordered a suspended sentence for the convicted felon and said, “The parole would stand as long as Jones followed guidelines for good behavior.

7. More than 200 persons were asked to attend the opening of the new arena.
Correction: More than 200 people were asked to attend the opening of the new arena.

8. The defendant pled not guilty to a series of charges relating to the October incident.
Correction: The defendant pled guilty to a series of charges, relating to the October incident.

9. I am so proud of my daughter. She was just hired as a physician’s assistant.
Correction: I am so proud of my daughter, she was just hired as a Physician’s Assistant.

10. Any public relations professional must at least consider a set of ethical principals before deciding
to pursue a questionable campaign
Correction: Any public relations professional must at least consider a set of ethical principles before deciding to purse a questionable campaign.
11. Actors Ben Stiller and Robert DeNiro have both survived prostrate malignancies
Correction: Actors Ben Stiller and Robert DeNiro have both survived prostate malignancies .

4. needs two commas to set off the appositive

5. missing a word
6. missing a quotation mark
8.??
9. no

Everything else looks o.k.