International Turban Day is being celebrated every year on April 13 since 2004 to bring awareness of the strict requirement on Sikhs to put the turban as a mandatory part of their religion.
The theme for World Creativity & Innovation Day in 2022 is Collaboration. World Creativity and Innovation Day is observed every year on April 21 to emphasize the role of creativity and innovation in different aspects of human development. The main goal behind the celebration of this day is to encourage people to promote multidisciplinary thinking both at individual and group levels.