The Victory of Rama
It is on this day Lord Ramachandra together with this eternal consort Sita Devi together with is expansion Sri Lakshmanji returned to Ayodhya after defeating the demon-king Ravana from their 14 years of exile. On this day the entire Bharatvarsha or India was lit up with earthern diyas or lamps. The sky was lit up with fireworks and the devas showered India with flowers. This is one of the reasons why the culture and traditions and glory of this land can never be diminished or die.
Emergence of Lakshmi
On this day Mother Lakshmi manifested herself when the churning of the ocean had taken place. It is for this reason special prayers are offered to our Divine and eternal mother that she showers her grace and mercy upon us so as to enable us to serve her Lord.
The Legend of King Bali
This day is most auspicious as the Lord appeared as a diminutive brahama – Vamana and pushed the arrogant King Bali into the underworld but generously gave him a lamp of knowledge and allowed him to return to the earth once a year and light up millions of other lamps on the planet to dispel darkness and ignorance and radiate love joy and happiness.
The Return of the Pandavas
Diwali has its origin in Mahabharata too. In 'Kartik Amavashya' the Pandavas appeared from their 12 years of banishment as a result of their defeat in the hands of the Kauravas at the game of dice (gambling). The subjects who loved the Pandavas celebrated the day by lighting the earthen lamps.
Krishna Killed Narakasur
On this day the demon Narakasur was defeated and killed by Lord Krsna.