Columbus Day is observed as a historical event and national holiday every second Monday of October in various countries of America and other locations, celebrating the anniversary of the arrival of Christopher Columbus in the Americas in 1492 on the 12th of October.

The World Mental Health Day is celebrated every 10th of October annually for raising the level of awareness and education about global mental health and advocating against the social stigma associated with mental disorders.

Maharaja Agrasen Jayanti is both a religiously and historically significant Hindu event (especially) for Agrawal and Jain communities because it is the birth anniversary of Maharaja Agrasen who laid the foundation of Agroha city and 18 Gotra of the Agrawal community. People reserve a very special place in their hearts for Agrasen because he was a magnificent person with great ideas, values, and principles, who set a distinguished exemplar of leadership, kindness, and peace-making.

World Animal Day is an annually celebrated International day for realizing animal rights and promoting the activities of their welfare. On October 4, it is observed on the feast day of the Patron Saint of animals, Francis of Assisi.