In this way the whole Vedic knowledge developed into four Vedas, 108 Upanisads, 18 Puranas, then summarized in Vedanta Sutra, and then again to benefit the less intelligent class of men like women, workers, and the degraded descendants of the higher class he made another fifth Veda known as Mahabharata or the great history of India.
The original Bharata and modern India are not the same. The original Bharata means the whole earthly planet. Gradually being sectioned, the modern India is only a fractional part of the original Bharata. So the knowledge is distributed in so many departmental Vedic knowledge, but the whole process is aiming at God-realization.