A Professional Journal of National Defence College Volume 17 Number 1 April 2018 National Defence College Bangladesh EDITORIAL BOARD Chief Patron Lieutenant General Chowdhury Hasan Sarwardy, BB, SBP, BSP, ndc, psc, PhD Editor-in-Chief Air Commodore M Mortuza Kamal, GUP, ndc, psc, GD(P) Editor Colonel (Now Brigadier General) A K M Fazlur Rahman, afwc, psc Associate Editors Brigadier General Md Rafiqul Islam, SUP, ndc, afwc, psc Lieutenant Colonel A S M Badiul Alam, afwc, psc, G+, Arty Assistant Editors Assistant Director Md Nazrul Islam Lecturer Farhana Binte Aziz ISSN: 1683-8475 All rights reserved. No part of this publication may be reproduced, stored in retrieval system, or transmitted in any form, or by any means, electrical, photocopying, recording, or otherwise, without the prior permission of the publisher. Published by the National Defence College, Bangladesh Design & Printed by : ORNATE CARE 87, Mariam Villa (2nd Floor), Nayapaltan, Dhaka-1000, Bangladesh Cell: 01911546613, E-mail:
[email protected] DISCLAIMER The analysis, opinions and conclusions expressed or implied in this Journal are those of the authors and do not necessarily represent the views of the NDC, Bangladesh Armed Forces or any other agencies of Bangladesh Government. Statement, fact or opinion appearing in NDC Journal are solely those of the authors and do not imply endorsement by the editors or publisher. iii CONTENTS Page College Governing Body vi Vision, Mission and Objectives of the College vii Foreword viii Editorial ix Faculty and Staff x Abstracts xi