In the previous article we studied how Upanishadists elevated Guru Krishna to the position of Lord of beings in order to protect their revolution and to reform corrupt Brahmins and Kshatriyas. In this article we will study the last stage of the Upanishadic revolution and how, shortly thereafter, the Gita became the battlefield on which Brahmins on one side and the Upanishadists and Bhagavathas on the other fought a great Sectarian War for the Soul of Sanatana Dharma (11:18). The story of that sectarian war, hidden in plain sight from the public thus far, is revealed in this article for the very first time in the history of the Bhagavad Gita. But first, let us briefly review the final stage of the Upanishadic revolution. Read the full story