This book is an academic study of the thought of the Palestinian national movement as it arose and developed, during thirty years, which is the age of British colonialism for Palestine. Those years that witnessed the development of the famous British Balfour Declaration into effective application. This study is drawn up by the literature of the Palestinian national movement, its practices and the level of its performance in the face of the dual danger that its homeland has been exposed to: the danger of British colonialism and the Zionist project together. The study touches on details of the social, economic and political structures that prevailed in Palestine in the three decades in place of study, and the indications of all this and its results are recorded. This first book was published in 1990, in Nicosia, Cyprus.