Constitution Day in Palau is a public holiday celebrated every 9th day of July. This special day commemorates the island nation's independence, which was gained after the ratification of their constitution in 1980. On this day, the people of Palau come together to remember their history, celebrate their hard-earned freedom, and mutually recognize the principles and rules that continue to shape their country.

The festivities of the Constitution Day often include a range of cultural activities that represent the rich heritage of Palau. Events are conducted all across the nation including traditional Palauan dances, music performances, and rituals. Additionally, the locals also engage in several sports events, parades, and beauty pageants. Food is another crucial part of the celebration, with several native dishes prepared and served among communities.

Above all, Constitution Day serves as an occasion for the Palauans to reflect on their journey as a nation. Schools and educational institutions in the country may dedicate this day to teaching students about the Palau constitution and the importance of democratic principles that guide the country. It is considered a day to recognize the significance of the fundamental laws, to appreciate the rights and liberties they enjoy as a result of the constitution, and to instill a sense of national pride and unity among the residents.