There are various colleges in India providing the course of  Defense and Strategic Studies. I am listing doen few:

Top Institutes offering B.A. (Defense and Strategic Studies) are:

Government Nagarjuna Post Graduate College of Science, Raipur

Dhandai Mata Education Society's College of Arts, Jalgaon

Guru Nanak College, Chennai

Deendayal Upadhyaya Gorakhpur University, Gorakhpur

Bundelkhand University, Kanpur

Dr. Ambedkar Government Arts College, Tamil Nadu