NYT Crossword Tips
Tip: Use ? for unknown answer letters, e.g. AN??ER. Use the space bar to enter ? quickly.

Clue: "Observance made official by President Wilson in 1914"

"Observance made official by President Wilson in 1914" is a New York Times crossword puzzle clue that we have seen 1 time.
Possible answer
Recent usage in crossword puzzles