National days, ongoing national weeks and months, and global observances for September 24, 2026. Plus historical events and birthdays.

September 24, 2026 celebrates National Punctuation Day, plus 1 more. National Punctuation Day commemorates all punctuation on September 24. A period, a comma, a semicolon, a question mark, and an exclamation point are examples of some of the punctuation used in writing. They separate sentences and their elements to clarify meaning. Without them, meaning would be lost or up for interpretation.
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