When was the 137th birth anniversary of Maulana Abul Kalam Azad, the first Education Minister of independent India, celebrated?

At which of the following places, Malabar Exercise 2025 was started between the Quad countries?

The book The Loneliness of Sonia and Sunny, which has been shortlisted for the Booker Prize, has been written by whom?

At which of the following places was a two-day national conference on Watershed Festival organized? 

In which state was the tri-service exercise named ‘Purvi Prachand Prahar’ conducted?