Navaratri

Culture/religion: Hindu
Date: October 6-14
Navaratri (“nine nights”) is a Hindu festival in honor of the divine feminine goddess, Durga. The festival is celebrated in autumn for nine nights and ten days. The legend of Navaratri tells of the victory of Durga over the demon king Mahishasura. Each day of the festival is dedicated to each of the nine forms of the goddess.
Navaratri is observed for different reasons and celebrated differently in various parts of India. During the festival, some devotees of Durga fast and pray for the protection of their health and property and wear different colors of clothing each day.
Sources:
Navaratri – All You Need to Know, Asia Highlights