The Andaman and Nicobar Command is the first and only Tri-service theater command of the Indian Armed Forces, based at Port Blair in the Andaman and Nicobar Islands. The archipelago is straddled strategically near the mouth of the Malacca Straits which is an important Sea Lane of Communication used by the navies of several countries. Recently, it is in news because Defence Minister Nirmala Sitharaman witnessed a joint military drill involving the Indian Army, the Indian Air Force, the Navy and the Indian Coast Guard in the A&N Islands on January 14. In her 2-day visit to Islands, she will also witness three exercises – general survival exercise, amphibious drill and a joint drill.