With reference to disaster management in India, consider the following statements regarding "Operation Megh Rahat" launched by the Indian Army in 2014:

I. It was a major Humanitarian Assistance and Disaster Relief (HADR) operation conducted in Jammu and Kashmir.
II. The operation was launched in response to severe landslides triggered by an earthquake.
III. It involved large-scale deployment of troops, engineering task forces, and helicopters to rescue civilians and restore essential infrastructure.
IV. The operation was jointly carried out by the state government in collaboration with non governmental organizations (NGOs).
Which of the statements given above is/are correct?