Defence Minister Nirmala Sitharaman will celebrate Diwali with the military personnel at the strategically important tri-service command in Andaman and Nicobar Islands. <br/><br/>Official sources said, Sitharaman will travel to the Andaman and Nicobar Islands on October 18 and celebrate the festival of light with the tri-service personnel on October 19. <br/><br/>During the visit, the minister is also expected to review operational preparedness of the country's only tri-service command.