 Complete the following phrase:  As an author he wrote over 300 articles as columnist on national and international issue for Daily Star, Observer, The Independent, The Bangladesh Today, the Probe, Pakistan Observer, Islamabad and wrote features for Defense Journal, Pakistan. He wrote for Prothom Alo, Sangbad, Ajker Kagaj, Naya Diganta, Amar Desh, Samakal and Jugantar. He wrote for Dawn and The Muslim, Pakistan. article on terrorism in Bangladesh was published in Indian daily he Statesman. He was a freelance commentator on issues of security and geo-politics. He was a regular military analyst during the 