A cultural observance on the second Monday in March celebrating the Commonwealth of Nations, promoting unity and shared values like democracy and peace among its 56 member countries.
Last updated February 26, 2026 · by the
Holiday Calendar Team
UK Prime Minister Harold Macmillan announced on December 18, 1958, that Empire Day would be renamed Commonwealth Day to reflect the transition from the British Empire to the Commonwealth of Nations. The observance originated from Empire Day, first proposed in 1894 and first observed in 1898. The date was fixed as the second Monday in March starting in 1977.
Get ready to celebrate our unity in diversity on Commonwealth Day this March 11! This remarkable celebration dates back to 1898 when it was known as Empire Day. Rebranded as Commonwealth Day in the 1950s, this global observance unites 54 member nations in celebration of their shared histories, future aspirations, and of course, the rich tapestry of cultures and traditions that span continents. On this special day, we honor our common values, shared language, and the mutual respect and understanding that define the essence of the Commonwealth. Immerse yourself in the festivities and dive into a world of vibrant diversity!
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WHY THIS DAY MATTERS
Commonwealth Day encourages proactive participation and collaboration. Through organizing multicultural fashion shows or setting up food festivals, people play an active part in the celebrations. By actively engaging in these activities, people can experience first-hand the spirit of togetherness and unity that the Commonwealth represents.
Commonwealth Day is a time for people across all 54 member nations to come together to celebrate their unity and shared values. It's also a spectacular showcase of the incredible cultural, historical and ethnic diversity within the Commonwealth. The day honors not only what makes us unique, but also what brings us together.
Through initiatives such as literature exploration, commonwealth cuisines, virtual tours, and discussion groups, Commonwealth Day provides opportunities for individuals to learn more about the different nations and their rich histories. By understanding each other better, we can create more endearing and tolerant global societies.
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