The Jonestown Massacre

With the current situation our country faces of having only one actual political party and one cult running the show, I remembered something terrible that happened in 1978.

Britannica:

Jonestown, (November 18, 1978), location of the mass murder-suicide of members of the California-based Peoples Temple cult at the behest of their charismatic but paranoid leader, Jim Jones, in Jonestown agricultural commune, Guyana. The death toll exceeded 900, including some 300 who were age 17 and under...