
It is especially so with Sikhism, which is doctrinally identical with Hinduism. Buddhism, Jainism, and Sikhism were misrepresented as minority religions “which represent a revolt against Brahmanism, casteism, hegemony of upper classes, etc.” to malign Hinduism. The idea was to malign Hinduism and, more importantly, diminish Hindu society by slicing large sections away from it. An important part of that enterprise was misrepresentation of different branches of Sanatana Dharma as distinct religions opposed to one another. It was a joint enterprise of administrators, scholars, and missionaries.

The British colonial masters sought to divide Indian society in every conceivable way. Buddhism: Ethics matters, not Metaphysics
