India and Pakistan have a hostile relationship since their independence. There are many contagious issues between India and Pakistan, which create hurdles in the way of permanent peace in South Asia. Tapi gas pipe line project, Baglihar Dam project, Indus water dispute, Tulbul/ Wuller project, Kargil Conflicts and Bus Diplomacy are some major issues between the two countries. These two states have fought three major wars and one limited war with each other. In this article trying to focus on the cordial and conflictual relations between these two countries in the UPA-I & II period.