The Knights of Pythias is a fraternal organization founded in 1864 by Justus H. Rathbone in the United States. It is based on the principles of friendship, charity, and benevolence, inspired by the story of Pythias and Damon from ancient Greek mythology. The organization aims to promote goodwill and support among its members and the community. Members of the Knights of Pythias participate in various charitable activities and community service projects. The organization has a structured hierarchy, with local chapters known as lodges, and it encourages fellowship through meetings and social events. The Knights of Pythias also emphasizes moral values and personal development.