For two decades, they were close allies. Why are relations between Pakistan and the Taliban so tense now?

Hameed Hakimi has led interdisciplinary research, strategic dialogues, and high-impact projects for over 15 years, focusing on complex contexts in Sou... th Asia. He is an Associate Fellow at Chatham House, a Senior Fellow at CHS Doha and a Nonresident Senior Fellow at the Atlantic Council. His doctoral research at the University of Cambridge critically examines conceptions of security and migration in Europe.
For two decades, they were close allies. Why are relations between Pakistan and the Taliban so tense now?