May Day is a public holiday, in some regions, usually celebrated on 1 May or the first Monday of May. It is an ancient festival marking the first day of summer, and a current traditional spring holiday in many European cultures. Dances, singing, and cake are usually part of the festivities

Pahela Baishakh is the first day of the Bengali calendar which is also the official calendar of Bangladesh. This festival is celebrated on 14 April in Bangladesh and 14/15 April in the Indian states of West Bengal, Tripura, and Assam by Bengalis regardless of religious faith

On the 26th of March, Bangladesh's independence from Pakistan was declared by Bangabandhu Sheikh Mujibur Rahman and the nine month long bloody liberation war was commenced. The day is a memorial to the deaths of millions of civilians and valiant freedom fighters who died in the Bangladesh Liberation War.