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National days, ongoing national weeks and months, and global observances for April 20, 2026. Plus historical events and birthdays.
These observances run for a full week; this calendar day falls inside the week.
These observances last the full month; this date is part of that month-long celebration.
Showing the first 12 on this date; there are more month-long observances. See the full months list for April.
International and other global observances on this date (may include days, weeks, or months).
Events that occurred on April 20 throughout history
Graham's Magazine published Edgar Allan Poe's "The Murders in the Rue Morgue," a short store that is considered one of the first detective stories.
Both Boston's Fenway Park and Detroit's Navin Field open. The Red Sox win over the New York Highlanders 7-6 and the Tigers defeat the Cleveland Naps 6-5. Both games stretched into 11 innings.
The Chicago Cubs played their first game at Weeghman Park (later renamed Wrigley Field). After three hours and 11 innings, the Cubs brought home a 7-6 win over the Cincinnati Reds.
Joe Carlucci set a world record when he tossed about 20 ounces of pizza dough 21 feet 5 inches into the air. He set the record at the Mall of America in Minneapolis, Minnesota. Check out these other pizza world records.
