Hari Malaysia, known in English as Malaysia Day, is the national day that commemorates the formation of the Federation of Malaysia on 16 September 1963. Observed annually on 16 September, it has been a nationwide public holiday since 2010 and is recognised by the Malaysian federal government. In 2026 it falls on Wednesday, 16 September....
World Mitochondrial Disease Week is an annual global awareness event aimed at educating the public about mitochondrial diseases, a group of disorders caused by dysfunctional mitochondria. These rare, often devastating conditions can affect many parts of the body and lead to a variety of symptoms, from muscle weakness to neurological problems. The week brings together...
What is National Retinoid Week? Celebrated annually by skinbetter on the third week of September, National Retinoid Week focuses on educating on the demonstrated benefits of retinoids and showcasing innovations in formulations that aim to enhance efficacy and tolerability. This is a new holiday registered by skinbetter science and intended as a platform for the skincare industry celebrate the power...
World Manta Day takes place every year on 17 September, raising awareness of manta and devil rays and the mounting threats they face in the world's oceans. Established by the Manta Trust, the day brings together conservationists, divers, scientists, and ocean lovers to celebrate these gentle giants and push for stronger protection. In 2026, World...
On September 18, 2026, communities around the world will mark International Equal Pay Day - a day dedicated to the ongoing fight for equal pay for work of equal value. Despite decades of progress, women globally still earn less than men, and the gap is even wider for women of color, disabled women, and mothers....
National Cartonnage Day takes place on Friday, 18 September 2026, celebrating the craft of cartonnage, the art of making fabric-covered and paper-covered boxes by hand. The day encourages crafters of every skill level to pick up cardboard, fabric, glue, and imagination, and create something beautiful and useful. It was founded by Claudia Squio of ColorWay...
World Water Monitoring Day takes place every year on 18 September and encourages people everywhere to test the quality of the rivers, lakes and streams in their local area. The day promotes citizen science as a way to build public awareness of water resources and the threats they face. It was established in 2003 and...
Chile Independence Day, known in Chile as the Dieciocho, falls on Friday, 18 September 2026. The national holiday marks the anniversary of the First National Government Junta of 1810 and opens the wider Fiestas Patrias, a period of patriotic celebration recognised across the country and observed by Chilean communities around the world. The Story Behind...
International Talk Like a Pirate Day is a whimsical and fun-filled holiday that encourages people around the world to unleash their inner pirate by speaking in pirate lingo. Whether you’re a fan of pirate movies, books, or just enjoy a good laugh, this day offers a playful escape from the ordinary as everyone is invited...
Love and Friendship Day, known in Spanish as Dia del Amor y la Amistad, is celebrated on the third Saturday of September, which in 2026 falls on Saturday, 19 September. It is a Latin American celebration of both romantic love and friendship, most widely observed in Colombia, where it functions as the national equivalent of...
International Eat An Apple Day falls on Saturday, 19 September 2026, landing on the third Saturday of September each year. The day celebrates one of the world's most familiar fruits and encourages people everywhere to bite into an apple, whether straight from the orchard, baked into a pie, or pressed into juice. It arrives just...
International Red Panda Day is an annual conservation awareness day held on the third Saturday of September, falling on Saturday, 19 September 2026. Organised by the Red Panda Network, the day raises awareness of the red panda, an endangered species native to the eastern Himalayas and southwestern China, and rallies support for the work being...
Batman Day is an annual celebration of one of the most enduring characters in comic-book history, organised by DC Comics and held on the third Saturday of September. Fans mark the occasion with comic-shop events, costume gatherings, screenings, and reading marathons. In 2026, Batman Day falls on Saturday, 19 September. How to Celebrate Batman Day...
The Gata Festival is an annual Armenian cultural celebration held in the mountain village of Khachik, in the Vayots Dzor region, dedicated to gata, the country's much-loved sweet pastry. In 2026 it falls on Saturday, 19 September. The festival brings together bakers, musicians, dancers and visitors to honour a humble dessert that has become a...
Every September 20, World Hydrocephalus Day unites organisations, families, and communities around the globe to raise awareness of hydrocephalus, a condition affecting hundreds of thousands of children and adults worldwide. It’s a day dedicated to education, visibility, and solidarity, amplifying the voices of those living with hydrocephalus and their families. What is World Hydrocephalus Day?...
Light Up For Mito is a global awareness campaign designed to shine a light on mitochondrial disease, a debilitating condition that affects the energy-producing structures within cells. This event brings together communities, landmarks, and individuals to illuminate buildings and public spaces in green, the color associated with mitochondrial disease, to raise awareness and support those...
Cow's Ball, known in Slovenian as Kravji Bal, is a traditional autumn festival held in Bohinj in the heart of the Julian Alps. It marks the ceremonial return of cattle and herders from the high mountain pastures at the close of the summer grazing season. The festival falls on Sunday, 20 September 2026, and is...
International NFT Day takes place on Sunday, 20 September 2026. It marks the anniversary of the ERC-721 standard, the technical framework that first defined the non-fungible token, and celebrates digital ownership, blockchain innovation, and the creators who have built around it. The day is observed worldwide by artists, collectors, developers, and the wider crypto community....
The International Day of University Sport (IDUS) is observed annually on 20 September, bringing together universities, student athletes, and sports organisations worldwide to celebrate the role of sport in higher education. Officially proclaimed by UNESCO and championed by the International University Sports Federation (FISU), it is a day to highlight how sport builds character, fosters...
World Alzheimer’s Day is an annual global event held on 21 September, dedicated to raising awareness about Alzheimer’s disease and other forms of dementia. It serves as a central day within World Alzheimer’s Month, a campaign throughout September focusing on education, stigma reduction, and support for individuals and their families. When is World Alzheimer’s Day?...
International Day of Peace is observed globally each year on September 21. It is a dedicated day for humanity to recommit to peace above all differences and to honor a universal cease‑fire and non‑violence. This day offers an opportunity to reflect on how small acts can contribute to global harmony and mutual understanding. What is International...
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