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National days, ongoing national weeks and months, and global observances for May 25, 2026. Plus historical events and birthdays.
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 May.
International and other global observances on this date (may include days, weeks, or months).
Events that occurred on May 25 throughout history
George Washington presides over the first Constitutional convention at Philadelphia.
The first telegraphed news dispatch is published in Baltimore Patriot. Sent by inventor Samuel Morse, the message reported a U.S. House of Representatives vote rejecting a proposal to debate the formation of the Oregon Territory.
Babe Ruth gets suspended for 1 day and fined $200 for throwing dirt on an umpire.
Henry Ford announces that he is ending production of the Model T Ford. The Model T had become obsolete compared to competitors like Chevrolet, which offered more power, smoother rides, and stylish designs.
Athlete Jesse Owens equals or breaks four world records in 45 minutes at a Big Ten meet at Ferry Field in Ann Arbor, Michigan. The event is remembered as "the greatest 45 minutes ever in sport".
The first airmail letter to circle globe returns to New York.
The Brooklyn Battery Tunnel opens in New York City.
The first atomic cannon electronically fired at Frenchman Flat, Nevada
US Supreme Court rules closing schools to avoid desegregation is unconstitutional. This ruling marked the first time the Supreme Court ordered a local county government to exercise its power of taxation to fund schools and ensure constitutional compliance.
People born on May 25
Actor and dancer also known as Bill "Bojangles" Robinson who was the highest paying Black actor in the first half of the 20th century.
American pizza magnate and founder of The Chicago Pizza Pie Factory.
Considered one of the most prolific poets of all time. His essays and lectures explored themes like freedom, individuality, and the inner potential of humans.
Author who wrote The Bourne Trilogy series.
Actress fondly remembered for her role as Julia Sugarbaker on Designing Women.
Actress with acclaimed roles in The Help, Hidden Figures, Ma, and Self Made.
Co-founder of Random House Publishing.
Screenwriter who wrote the Back to the Future films.
