On Sunday, this year's Nobel Peace Prize will be handed to the International Campaign to Abolish Nuclear Weapons - or ICAN.
In the days leading up to the ceremony in Oslo, Al Jazeera is looking at the nuclear status of a number of countries.
The rivalry between India and Pakistan has been in place since the split that created two separate nations in 1947.
An already violent conflict went nuclear in the 1970s, when both countries tested atomic bombs.
They have been developing new military technology to gain strategic advantage in the region ever since, including nuclear bombs.
Al Jazeera's Zein Basravi reports from Islamabad.