This book investigates the complex historical period of Palestine between the Balfour Declaration in 1917 and the establishment of the State of Israel in 1949. Arthur Koestler, an author with a background in journalism and political commentary, examines the promises made to various parties and the subsequent fulfillment, or lack thereof, during this pivotal era. The work analyzes the political machinations, demographic shifts, and escalating conflicts that shaped the region.

Arthur Koestler's 'Promise and Fulfilment: Palestine 1917-1949' is recognized as a significant, albeit controversial, historical account of the period. Koestler's background as a journalist and novelist lends a distinctive narrative style to his analysis of the political and social forces at play. The book is often cited for its detailed examination of the competing claims and promises made regarding Palestine, and its critical perspective on the outcomes.