SPLA Day commemorates the 1983 founding of the SPLA, the rebel army that fought for South Sudan’s freedom, eventually leading to the country’s independence in 2011.

Galician Literature Day honors the Galician language and its literary tradition, first inspired by Rosalía de Castro’s Cantares Gallegos. Each year it highlights a different author, blending education, culture and civic pride to strengthen Galicia’s linguistic and cultural identity.

Somaliland Sovereignty Day commemorates May 18, 1991, when Somaliland declared itself independent after decades of hardship under Somali rule, reclaiming the short-lived sovereignty it first had in 1960. It is celebrated as a day of freedom, resilience and national pride.

Africa Day marks the anniversary of the founding of the Organization of African Unity (OAU) in 1963, which later became the African Union (AU). The holiday commemorates the founding of the Organization of African Unity (OAU) in 1963 and celebrates the struggle for African unity, freedom, and progress.

The Spring Bank Holiday gives islanders a welcome break as spring turns to summer. Originating as a general holiday for banks and businesses in the 19th century, it has evolved into a seasonal celebration of rest and outdoor leisure. Many Jersey residents use the long weekend to enjoy the island's beaches, countryside walks, and family gatherings, marking the unofficial start of the summer season with community events and seaside activities.

The Spring Bank Holiday in Gibraltar offers residents a relaxing break as spring turns to summer. It provides a long weekend for rest, leisure and family activities. Many people take the opportunity to enjoy Gibraltar’s beaches, nature trails or local events, marking the transition to warmer months with a spirit of renewal and community.

Abolition Day in Saint Martin commemorates the 1848 abolition of slavery in the French Caribbean, honoring the struggles and resilience of enslaved people and celebrating freedom, heritage, and human dignity.

Bermuda Day marks the start of summer and is one of the island's most beloved holidays. Originally known as Empire Day, it evolved into a uniquely Bermudian celebration of national pride, culture, and heritage. Many islanders also take their first swim of the year and enjoy picnics or boat outings. Bermuda Day captures the island’s joyful spirit and sense of community, blending tradition and Caribbean flair.

Indian Arrival Day is a national public holiday in Trinidad and Tobago to commemorate the arrival of the first Indian indentured laborers to the country in 1845. It honors the contributions, culture, and resilience of the Indo-Trinidadian community, whose ancestors came from India to work on sugar plantations after slavery was abolished.

The Day of the Canary Islands commemorates the first meeting of the Canary Islands Parliament on May 30, 1983, symbolizing both political autonomy and cultural pride.

The Day of Castilla–La Mancha commemorates the creation of its autonomous institutions on May 31, 1983, following the Statute of Autonomy of 1982. It is celebrated each year with official honors and cultural festivities, symbolizing the region’s unity, traditions and self-government.