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National days, ongoing national weeks and months, and global observances for March 25, 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 March.
International and other global observances on this date (may include days, weeks, or months).
Events that occurred on March 25 throughout history
The British Parliament passed the Abolition of the Slave Trade Act making the slave trade illegal in the British colonies. However, trade continued in the Caribbean until 1811.
Three years after crews began, the Chicago Lake Tunnel is activated. The tunnel extends two miles into Lake Michigan to collect fresh water and connects to the Water Supply System of Chicago. It is the first water supply tunnel for a U.S. city, and the first of many water supply tunnels for Chicago.
Hamlet wins Best Picture at the 21st Academy Awards. It's the first British film to win an Oscar.
Elvis Presley receives a regulation haircut from the U.S. Army.
