Pakistan and Afghanistan suffered a proxy war in the region on the behalf of the foreign interventions since 1979, especially after 9/11. Pakistan faced direct impact of Afghanistan's internal and external conditions. India, Russia, USA and others countries' interventions, fragile Pakistan's survival and breaches its security. Pakistan Geo Strategic interests demands to counter it security threat with the cooperation of common-border countries so that external forces would leave the region.

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... e great powers' strategic interests in Afghanistan to pitch against the potential threat of religious extremism, terrorism, drug trafficking and nuclear proliferation which substantiates the assertion that existing great powers in the region have potential to generate effects on Pakistan's security dilemma. Instability of Afghanistan, fighting proxy war in the region and on the lame of extremism, would make Pakistan instable and weak, it could bring into disintegration. Pakistan's geo-strategic interests need the re-establishment of peaceful, stable and friendly Afghanistan whose territory not use for external forces and no other country make its land for their on strategic depth. USA) to entangle each other which cost the USSR to collapse and disintegrate into fifteen sovereign states by 1990s and at the same time, Afghanistan suffered a protracted violence and civil war which Pakistan had to bear its cost on its soil (Grare, 2007) . This study contributes in the existing literature of India Pakistan relations with the references of Afghanistan, which define regional situation in the realistic world. To understand the complex US-Pakistan relations, undermine Pakistan"s internal and external security challenges.