What is the most important festival of the Bengalis?
Which is the important day of West Bengal?
Paschimbanga Dibas (Bengali: পশ্চিমবঙ্গ দিবস), also known as West Bengal Day, is the day, which is celebrated by peoples of West Bengal and dedicated to the Indian state of West Bengal. It will be officially celebrated every year on 1st Boishakh (April 14/15) according to the Bengali calendars.