I haven’t understood what is going on here even though I’ve solved a large number of the clues. Am I correct in assuming that the creator is an anagram of the answer (solved) at 23 across? If so does the name replace the jumble and are other answers affected adversely?
First three letters are an abbreviation for some possibly obscure patriotic cousins; middle three letters are a synonym for succeed, which should get you there.
Suddenly it came together! I have filled everything to my satisfaction but have not fathomed the penultimate sentence in the rubric though I suspect it does not matter.