Event where the number 12 is important, and a feature of 12 two-word answers in this puzzle

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Similar Crossword Questions:

Number of times this puzzle's theme word appears diagonally in the grid (to complete the puzzle, shade those words plus the Down answers that begin where they meet)
Word that can precede the first word of the six longest puzzle answers
Word divided in this puzzle's nine longest answers
It can follow the last word of this puzzle's five longest answers
Important trial figure, or what you'll be when you read this puzzle's other four longest answers
Number inaugurated into this puzzle's theme answers
Word that can precede each set of circled letters, forming a literal hint for entering certain answers in this puzzle
Word that can follow the first word of this puzzle's four longest answers
Word "split" in this puzzle's eight longest answers
European acme, and word hiding in this puzzle's 5 longest answers
Feature of six other long answers in this puzzle
Word that can follow the starts of this puzzle's five longest answers
Govern, or word that can follow the first word of the four longest puzzle answers
Picnic serving, and when divided properly, a hint to a hidden feature of six pairs of puzzle answers
Quarrel ... or a feature of five answers in this puzzle
Feature of this puzzle's three long Down answers
Word separated in this puzzle's six longest answers
Word hidden backwards in this puzzle's eight longest answers
"Be careful what you say," and a hint to a feature shared by this puzzle's perimeter answers
Word that can precede the last word of the four longest puzzle answers
Word hidden in this puzzle's longest answers
Word for "beginning" that encloses four answers in this puzzle
Word before the first word in this puzzle's theme answers
Word that precedes six other answers in this puzzle
Word that goes after the start of and before the end of the five longest answers in this puzzle