"The Waning of the Middle Ages" is a historical analysis of the cultural life of the late Middle Ages, particularly in France and the Low Countries, during the 14th and 15th centuries. It delves into the period's modes of thought, forms of expression, religious beliefs, and social norms. The book argues that the era was characterized by a highly stylized and overwrought civilization, marked by an excessive emphasis on chivalry and courtly love, a religious mindset dominated by the fear of death and the afterlife, and a cultural milieu that was both highly imaginative and deeply pessimistic.

"Max Havelaar" is a novel centered around a Dutch civil servant who is stationed in the Dutch East Indies (now Indonesia) during the mid-19th century. The protagonist, trying to battle the corruption and exploitation of the local people by Dutch colonial rulers, becomes disillusioned with the system. The novel provides a scathing critique of the colonial regime's treatment of the indigenous people, highlighting their suffering and exploitation. The author uses various narrative techniques and perspectives, making it a significant work in Dutch literature.

"Unity And Struggle" explores the concept of national liberation and the fight against colonialism in Africa. The book delves into the importance of unity among oppressed peoples and the necessity of armed struggle to achieve true independence. Through a combination of historical analysis and personal experiences, the author emphasizes the need for a comprehensive understanding of the social, economic, and political factors that contribute to the liberation struggle. With a passionate call for solidarity and self-determination, "Unity And Struggle" serves as a powerful manifesto for those seeking freedom from oppression.