Brunei National Day is always celebrated on 23 February. This holiday marks full independence from the United Kingdom in 1984. It is the National Day of Brunei.This holiday was first celebrated on 23 February 1984, and it has become a popular holiday with the national flag a common sight in streets and on buildings. A large parade is held in the national stadium, and it has become a tradition for people to visit their mosques and offer prayers to celebrate the country's independence.