A festival or gala is an event, usually and ordinarily staged by a local community, which centers on and celebrates some unique aspect of that community and the Festival.
Diwali or Deepavali, popularly known as the "festival of lights," is a festival celebrated between mid-October and mid-December for different reasons. For Hindus, Diwali is one of the most important festivals of the year and is celebrated in families by performing traditional activities together in their homes.