An informal day encouraging people to celebrate and share traditional fairy tales.

An informal day celebrating the art of essay writing and encouraging critical thought and expression.

A global observance dedicated to raising awareness among the general public and decision-makers about rare diseases and their impact on patients' lives.

100 Miles In March For Mind is a charitable event where participants raise money for Mind, a mental health charity, by walking, jogging, or running 100 miles in March.

A global celebration of Certified B Corporations, recognizing businesses that meet high standards of social and environmental performance, accountability, and transparency.

A month dedicated to raising awareness of the physical and mental health disparities faced by the bisexual community.

A campaign to increase understanding of traumatic and acquired brain injury, reduce stigma, and promote the need for support for survivors and their families.

An annual celebration of the great British pie, encouraging bakeries and the public to enjoy and share their favourite savoury and sweet pies.

A month dedicated to promoting awareness of the inclusion and contributions of people with developmental disabilities in all aspects of community life.

A day organized by the disability community to mourn disabled victims of filicide (murder by a family member or caregiver).

A campaign to raise awareness about endometriosis, a debilitating condition affecting women, promoting diagnosis and support.

A campaign to highlight the importance of a good night's sleep and investing in a quality bed.

A month dedicated to increasing public awareness of the importance of good nutrition and making informed food choices.

A week celebrating the great British pie, encouraging bakeries and the public to enjoy and share their favourite savoury and sweet pies.

A month dedicated to raising awareness of eye health and encouraging people to have regular eye exams.

A day to destigmatize self-harm, promote understanding, and encourage people who self-harm to seek help.

The national day of Wales, celebrating the country's patron saint, Saint David.

A Cancer Research UK fundraiser encouraging participants to walk 10,000 steps every day in March to raise money for research.

A month dedicated to celebrating the contributions of women to history, culture, and society.

A UN day to celebrate the right of everyone to live a full and productive life with dignity—regardless of origin, age, gender, ethnicity, or sexual orientation.

A week-long UK celebration of career guidance, encouraging students and employees to explore opportunities and plan for their future professional development.

A fun fundraising event for schools and nurseries where children wear pyjamas to raise money for The Children's Trust, a charity for children with brain injury.

A WHO day to raise awareness about how to prevent deafness and hearing loss and promote ear and hearing care across the world.

A global day to promote understanding of Human Papillomavirus (HPV) and encourage vaccination and screening to prevent related cancers.

A day to celebrate and raise awareness of the omnisexual community, defined as attraction to people of all genders.

A campaign bringing together the university community to make mental health a university-wide priority and promoting support services.

The largest international dog show in the world, celebrating the relationship between dogs and humans and crowning the 'Best in Show'.

A fundraising event where celebrities and public figures donate doodles to be auctioned to raise money for epilepsy research.

A day celebrating books and reading, usually marked by schools and children dressing up as their favourite characters. (Using the UK date).

A ten-day celebration of science, technology, engineering, and maths (STEM) across the UK, encouraging people of all ages to get involved with scientific activities.