What did the Supreme Court say about bail under UAPA?

What are the disagreements between recent Supreme Court rulings on UAPA bail? Why is bail so difficult under Section 43D(5) of the UAPA? What did the Court say in K.A. Najeeb about prolonged incarceration and bail? What role does Article 21 play in UAPA bail jurisprudence?

المصدر: The Hindu