An opportunity for people worldwide to unite in the fight against HIV, to show support for people living with HIV.

Decembeard is our annual sponsored beard grow, where men bravely ditch their shaving routines and grow a beard to raise awareness of bowel cancer.

National Grief Awareness Week is a compassionate and important observance dedicated to raising awareness about grief, providing support to those who are grieving.

Illumination Street Week is an annual celebration of festive lighting and decorations in communities and neighbourhoods.

British Curry Day in 2025 is on December 1. It's an annual day to celebrate the UK's love of curry and the South Asian communities who introduced it.

International Day for the Abolition of Slavery is a significant annual observance that focuses on eradicating modern forms of slavery.

Giving Tuesday was created in 2012 as a simple idea: a day that encourages people to do good. Over the last decade, this idea has grown into a global movement that inspires millions of people to give, collaborate, and celebrate generosity.

The observance of the Day aims to promote an understanding of disability issues and mobilise support for the dignity, rights and well-being of persons with disabilities.

World Wildlife Day 2025 (#WWD2025) focuses on digital innovation and emphasises how digital conservation technologies and services can drive wildlife conservation, sustainable and legal wildlife trade, and human-wildlife coexistence.

World Soil Day's date was chosen to coincide with the birthday of the late King Bhumibol Adulyadej of Thailand, a champion of soil resources conservation.

The International Volunteer Day for Economic and Social Development (5 December), more commonly referred to as International Volunteer Day (IVD), is an international observance mandated by the UN General Assembly in 1985.

The White Ribbon is the internationally recognised symbol of ending violence against women.

National Cotton Candy Day is a sweet and nostalgic celebration dedicated to the fluffy, sugary delight.

There is a significant amount of misunderstanding about what pansexuality is, when it is appropriate to use that word, how it relates to other language around sexual orientation.

International Anti-Corruption Day has been observed annually, on 9 December, since the passage of the United Nations Convention Against Corruption on 31 October 2003 to raise public awareness for anti-corruption.

The date was chosen to honour the United Nations General Assembly's adoption and proclamation, on 10 December 1948, of the Universal Declaration of Human Rights (UDHR).

This date was chosen to coincide with the anniversary of the Universal Declaration of Human Rights, emphasising the interconnectedness of human and animal rights.

National Lager Day is celebrated on December 10th each year.

Established in 2019, the UK National Workplace Day of Remembrance takes place on December 12th each year. It's a time to remember everyone who lost their lives at work.

The annual event sees Save the Children raise money for kids in the UK and across the globe as millions of people don festive outfits and donate to charity.

Hanukkah is a Jewish festival commemorating the recovery of Jerusalem and subsequent rededication of the Second Temple at the beginning of the Maccabean Revolt against the Seleucid Empire in the 2nd century BCE.

International Migrants Day is an annual observance that highlights the contributions of migrants to societies around the world and promotes the protection of their rights.

Arabic Language Day is observed on December 18th each year. This date was chosen to coincide with the anniversary of the United Nations General Assembly's decision in 1973 to include Arabic as one of its official languages.

International Human Solidarity Day is an annual observance that emphasizes the importance of unity, cooperation, and shared responsibility in addressing global challenges.

The winter solstice, also called the hibernal solstice, occurs when either of Earth's poles reaches its maximum tilt away from the Sun.

Christmas is an annual festival commemorating the birth of Jesus Christ, observed primarily on December 25 as a religious and cultural celebration among billions of people around the world.

Boxing Day is a holiday celebrated after Christmas Day, occurring on the second day of Christmastide.

Kwanzaa is an annual celebration of African-American culture from December 26 to January 1, culminating in a communal feast called Karamu.

In the Gregorian calendar, New Year's Eve, also known as Old Year's Day, is the evening or the entire day of the last day of the year.