Christianfeast day:

Adomnán, Cissa of Crowland (or of Northumbria), BlessedFrancisco de Paula Victor, Padre Pio, Pope Linus, Sossius, Thecla(Roman Catholic Church), Xanthippe and Polyxena, September 23 (Eastern Orthodox liturgics)

A day in the Christian liturgical calendar commemorating a group of saints and martyrs, including Adomnán and Padre Pio.
Feast days in Christianity honor the memory and virtues of saints, serving as focal points for liturgical celebrations and personal reflection. On September 23, both Eastern Orthodox and Roman Catholic traditions commemorate figures such as Adomnán of Iona, Cissa of Crowland, and Pope Linus. These observances highlight the historical impact and spiritual example of the saints. Churches may hold special services, prayers, and readings to mark the occasion. Believers use this day to draw inspiration from the lives of those who demonstrated faith and dedication. The celebration fosters a sense of continuity in the Christian faith and connects communities across centuries.
feast day Adomnán Cissa of Crowland (or of Northumbria) Francisco de Paula Victor Padre Pio Pope Linus Sossius Thecla Roman Catholic Church Xanthippe and Polyxena September 23 (Eastern Orthodox liturgics)

Grito de Lares(Puerto Rico)

Commemorates the 1868 revolt in Puerto Rico against Spanish colonial rule, marking a pivotal moment in the island’s quest for independence.
The Grito de Lares was an armed uprising that took place on September 23, 1868, in the town of Lares, Puerto Rico. Led by local revolutionaries, the revolt aimed to end Spanish colonial rule and establish a republic. Although it was ultimately suppressed, the event became a symbol of Puerto Rican identity and resistance. Participants declared the Republic of Puerto Rico, raising the revolutionary flag for the first time. The day is remembered through commemorative ceremonies, speeches, and cultural activities across the island. Schools and government institutions may host events to educate new generations about this historic struggle. The legacy of the Grito de Lares continues to inspire discussions on national sovereignty and cultural pride.
Grito de Lares Puerto Rico

Haifa Day(Israel)

A local celebration honoring the history, culture, and community of the city of Haifa, Israel’s major port and cultural center.
Haifa Day celebrates the founding and development of the city of Haifa on Mount Carmel. The event showcases the city’s diverse heritage, featuring cultural performances, art exhibitions, and parades. Local institutions and community groups host open days, guided tours, and special programs highlighting Haifa’s maritime and industrial significance. Families and visitors enjoy street fairs, food markets, and concerts that reflect the city’s multicultural character. Municipal authorities often organize ceremonies to honor notable residents and historical milestones. Haifa Day fosters civic pride and encourages tourism by inviting newcomers to explore the city’s landscapes and landmarks.
Haifa Day Israel

Holocaust Memorial Day (Lithuania)

Remembers the victims of the Holocaust in Lithuania through commemorative ceremonies and educational activities.
Holocaust Memorial Day in Lithuania is observed on September 23 to honor the memory of Jewish victims who perished during World War II. The date marks key events in the Nazi occupation and the mass deportations that devastated Jewish communities. National and local leaders lay wreaths at memorial sites, synagogues, and museums across the country. Educational programs and exhibitions are organized to teach younger generations about the horrors of the Holocaust and the importance of tolerance. Survivors and their descendants often share testimonies in public forums to preserve personal histories. The day serves as a solemn reminder of the consequences of hatred and the need to combat anti-Semitism. Lithuania’s observance contributes to global efforts to remember and learn from this tragic chapter in history.
Holocaust Memorial Day (Lithuania)

Kyrgyz Language Day(Kyrgyzstan)

Celebrates the Kyrgyz language and its role in preserving the cultural identity of Kyrgyzstan.
Kyrgyz Language Day honors the official status and rich heritage of the Kyrgyz language in education, media, and public life. Established by the Kyrgyz government, the day promotes linguistic research and encourages the use of Kyrgyz in literature, arts, and everyday communication. Cultural institutions organize poetry readings, storytelling events, and language workshops for all ages. Schools host competitions in essay writing and public speaking to inspire the next generation of native speakers. Scholars and linguists may present studies on dialects, language evolution, and script usage. The celebration highlights the language’s link to national history and identity while fostering unity among diverse communities in Kyrgyzstan. Public lectures and cultural festivals underline the importance of preserving and evolving the Kyrgyz language in a globalized world.
Kyrgyz Language Day Kyrgyzstan

National Day(Saudi Arabia)

Marks the unification of the Kingdom of Saudi Arabia on September 23, 1932, with nationwide celebrations.
Saudi National Day commemorates the royal decree by King Abdulaziz Al Saud that unified the various regions into the modern Kingdom of Saudi Arabia. Observed annually, the day features fireworks, parades, and cultural performances reflecting Saudi heritage. Streets and buildings are adorned in green and white, the colors of the national flag. Government agencies, schools, and businesses close or host special events to honor the country’s history and achievements. Citizens participate in traditional dances, poetry recitals, and culinary festivals that showcase regional diversity. Media outlets broadcast documentaries and programs highlighting milestones in Saudi society and development. The celebration fosters patriotism and pride among all residents and expatriates alike.
National Day Saudi Arabia

Teachers' Day (Brunei)

Honors teachers in Brunei for their dedication to education and shaping future generations.
Teachers’ Day in Brunei recognizes the vital role that educators play in personal and national development. On this day, schools and educational institutions organize ceremonies to present awards and tokens of appreciation to outstanding teachers. Students often perform cultural dances, recite poems, and present handmade gifts as gestures of gratitude. The government may issue official messages highlighting education policies and accomplishments. Workshops and seminars on teaching best practices are held to enhance professional development. The celebration reinforces respect for the teaching profession and encourages lifelong learning within the community. Teachers reflect on their impact and renew their commitment to fostering knowledge and values among students.
Teachers' Day (Brunei)

Celebrate Bisexuality Day(bisexual community)

Recognizes and celebrates the bisexual community’s visibility, pride, and contributions to LGBTQ+ culture.
Celebrate Bisexuality Day, observed each year on September 23, promotes awareness and acceptance of bisexual people. Founded in 1999 by activists from the bisexual community, the day addresses issues of bi-erasure and stereotypes. Events include rallies, panel discussions, and social gatherings that foster solidarity and empowerment. Organizations and allies use the occasion to educate the public about bisexuality and challenge misconceptions. Social media campaigns often feature the bisexual flag and personal stories from individuals around the world. Celebrations may vary from city to city but share a common goal of visibility and inclusion within the broader LGBTQ+ movement. The day encourages bisexual individuals to embrace their identity with pride and support one another.
Celebrate Bisexuality Day bisexual community

International Day of Sign Languages

An international observance promoting the linguistic identity and cultural diversity of deaf communities through sign languages.
The International Day of Sign Languages is designated by the United Nations to raise awareness of sign languages and the importance of preserving linguistic diversity. Each year, deaf associations and educational institutions host workshops, film screenings, and performances in various sign languages. The observance highlights the contributions of sign language interpreters and promotes accessibility in public services. Themes vary annually, focusing on issues such as youth inclusion, technology in communication, and human rights. Governments and NGOs organize campaigns for language rights and improved education for deaf communities. The day underscores the role of sign languages in fostering social integration and equal opportunities. Celebrations include flash mobs, art installations, and international webinars to connect signers globally.
International Day of Sign Languages

Adomnán

Commemorates Saint Adomnán, the 7th-century abbot of Iona known for his scholarship and the Law of Innocents.
Saint Adomnán served as abbot of the monastery on the island of Iona during the late 7th century. He is renowned for composing the biography of Saint Columba, known as the Vita Columbae, which offers insight into early medieval monastic life. Adomnán also instituted the Cáin Adomnáin, or Law of Innocents, a groundbreaking legal code aimed at protecting non-combatants in warfare. His feast day on September 23 celebrates his intellectual contributions and commitment to peace. Churches in Scotland and Ireland often hold liturgical services and readings from his works. Scholars study Adomnán’s writings to understand Celtic Christianity and the transmission of knowledge in the early Middle Ages. This commemoration invites reflection on his legacy as a religious leader and legal innovator.
Adomnán

Cissa of Crowland (or of Northumbria)

Commemoration of Saint Cissa of Crowland, a medieval abbot renowned for his piety and leadership.
Saint Cissa of Crowland, also known as Cissa of Northumbria, served as abbot at Crowland Abbey in the 7th century. He was a successor to Saint Guthlac and known for his strict adherence to monastic rules and humble service. His feast day on September 23 honors his contributions to early Anglo-Saxon monastic life. Though historical records are scarce, his legacy survives in English ecclesiastical tradition and local veneration. Pilgrims and history enthusiasts remember him by reflecting on his devotion to faith and communal living.
Cissa of Crowland (or of Northumbria)

BlessedFrancisco de Paula Victor

Celebration of Blessed Francisco de Paula Victor, the first black Brazilian religious of the Franciscan order.
Born in 1827, Francisco de Paula Victor was an Afro-Brazilian religious brother known for his unwavering faith and pastoral care. He served the poor and marginalized communities in Minas Gerais, earning respect for his humility and compassion. After his death in 1905, his life became a symbol of dignity and service among Brazil's faithful. Beatified by Pope John Paul II in 2002, his feast on September 23 inspires reflection on social justice and brotherhood. Pilgrims honor his memory by engaging in acts of charity and promoting equality within their communities.
Francisco de Paula Victor