It also aims to promote ways to engage them in becoming more actively involved in making positive contributions to their communities.
The celebration varies throughout the world. But activities and events are expected to take place to promote the benefits that young people bring into the world.
The UN defines the worlds’ youth as the age group between 15 and 24 years old, making up one-sixth of the human population.
Many of these young men and women live in developing countries and their numbers are expected to rise steeply.