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National days, ongoing national weeks and months, and global observances for March 18, 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 18 throughout history
Henry Wells, John Butterfield, and William Fargo found the joint-stock corporation American Express.
Lord Stanley of Preston, Governor-General of Canada, donates the cup as the award for the best hockey team in Canada creating the Stanley Cup. It was first awarded to Montreal Amateur Athletic Association in 1893.
Russian Cosmonaut Aleksei Leonov leaves the spacecraft Voskhod 2, taking the first space walk.
Paul Simon's singles "Mother and Child Reunion" and "Me and Julio Down by the School Yard" launch his self-titled debut album to the top of the UK charts.
