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National days, ongoing national weeks and months, and global observances for April 5, 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.
Events that occurred on April 5 throughout history
The American Astronomical Society's semi-annual meeting reports the detection of radio emissions from Jupiter. Astronomers Bernard F. Burke and Kenneth L. Franklin of the Carnegie Institution in Washington first discovered the waves.
The Fox Broadcasting Company launching its prime-time operations. Married with Children and The Tracey Ullman Show debut.
