However, some diplomatic efforts have succeeded in promoting bilateral trade and sports events between the two nations as well as permitting Indians and Pakistanis to peacefully cross the border and visit through services provided by the Samjhauta Express and the Delhi-Lahore binational bus route.
The 1972 Shimla Agreement and subsequent bilateral accords have bound both nations to seek a peaceful solution to the Kashmir conflict while promoting trade and economic cooperation.
[8] Durrani stated that such an Indo-Pakistan Confederation would soften the borders of India and Pakistan and eventually integrate the armed forces of both entities, paving the way for Indian reunification, in which Delhi would serve as the capital city.
[8] Asghar Ali Engineer envisaged a broader confederation between the members of the South Asian Association for Regional Cooperation (SAARC) – Afghanistan, Bangladesh, Bhutan, India, Nepal, Pakistan and Sri Lanka – akin to the European Union.
[9][1] Dinanath Mishra supported such a confederation, and believed that along with India, "Countries like Afghanistan, Nepal and Sri Lanka may be willing to start the process this decade itself".
This public endorsement from Advani, a prominent Hindu leader, gave rise to much speculation and media coverage, but the Ministry of Foreign Affairs in Pakistan responded by calling the idea a "mirage," stating that both nations were sovereign in their own right and this status was in their view "irreversible.
Some advocates added ideas such as the two nations retaining their sovereignty but issuing and dealing in the same currency and also signing an accord with which they can resolve problems related to defence with world powers like the United States, European Union and Russia.