Between Brotherhood and Betrayal: A Historical Analysis of Afghanistan–Pakistan Relations
DOI:
https://doi.org/10.63539/isrn.2026003Keywords:
Pakistan–Afghanistan Relations, Pashtunistan Issue, Soviet Invasion, Taliban, Hybrid Warfare, RAW–NDS Nexus, South Asian Geopolitics, Regional Security.Abstract
This paper will analyze how Afghanistan-Pakistan relations have changed through history since 1947 to 2025, the cycles of suspicion, antagonism, and strategic deceit that have defined bilateral relations. Regardless of the common religious, cultural, and historical associations, the relations between the two states have been mostly characterized by political hostility, irredentist demands, and hidden interventions. The study follows this pattern through major historical events: Afghanistan opposition to Pakistan joining the United Nations, the discourse of Pashtunistan and Durand Line, the change in attitude during the Cold War, the Soviet Afghanistan War, Mujahideen and Taliban, post 9/11 security paradox, and current cross border militancy and hybrid warfare. The paper holds that an insecurity complex that is based on ethno-nationalism, foreign patronage, and a challenged national identity has produced most of the state behavior of Afghanistan. On the other hand, the response to perceived existential threats by Pakistan has alternated between diplomacy, strategic acumen and defensive realism. The study finds that lasting peace and stability in the region is only achievable when Afghanistan establishes a new political identity other than irredentist discourses and foreign influence, and a model of collaborative coexistence with Pakistan.
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