The National Education Policy (NEP) 2020 has reignited a major political and linguistic debate, with Tamil Nadu refusing to implement it. The core issue? The controversial 3-language policy. While the Centre insists it allows flexibility, the Tamil Nadu government sees it as an attempt to impose Hindi. But is the 3-language rule really new? We break down the history, the arguments on both sides, and what this means for India's education system. Watch this detailed explainer!