Why is Vijayadashami celebrated ? True Simollanghan means ‘declaring war by breaching the enemy boundaries for victory’.

Vijayadashami is also known as Dashhara, Dussehra, Dassera, Dashera, etc. On this day, that is the tenth day of Navratri, Deity Shriram won victory over Ravana by killing him. It is one amongst the three and a half auspicious periods.