The present historical monograph covers the history and activities of the Hellenic Army from the War of Independence of 1821 until the present day. This volume recounts in a simple, clear and objective manner, all the events related to the establishment and historical evolution, the present organization, the mission and the general function of the Hellenic Army General Staff. This publication also includes brief biographical sketched of all the Chiefs of the Hellenic Army General Staff , evidencing the personality, leadership qualities and contribution of every one of them to the fulfillment of the national aspirations.