Diwali developed as Lord Rama returned to Ayodhya after 14 years.People welcomed him by lighting diyas and candles.
On Diwali-this indicates festival Diwali. At Diwali-It might indicates Diwali is some Place.
Where
Rainbows
low pressure areas
low pressure areas
Diwali cards are sent to peple on diwali to wish them.
ocean and bays
he/she devolop it in 1666
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Fire crackers are Diwali crackers. Being lighten up on diwali people also call them as Diwali crackers.
Diwali is spelled Diwali.
"Subho dipabali" means "Happy Diwali" in Bengali.