Answer : 2. "India"
Explanation :

Developed jointly by the Union Health Ministry, Defense Ministry and the National Security Council, the world's first portable disaster hospital, consisting of 72 aid cubes that can be deployed in mass casualty incidents, was unveiled in India. This system, indigenously designed under Project BHISHMA (India Health Initiative for Cooperation, Interest and Friendship), is designed to treat 200 casualties in areas affected by natural disasters.