Examining Ocean Exploration and the Development of European Colonization, the Concept of Colonialism and Imperialism, European Colonization of Indonesia, the Period of Indonesian Colonialism under VOC rule, Dutch East Indies Rule in Indonesia in the name of France, British Rule in Indonesia, Indonesia under Dutch East Indies Rule: The Period Forced Cultivation, People‘s Resistance to Colonialism, the Liberal Political Period (Open Door), the emergence of the humanist group and the emergence of the idea of Ethical Politics/Revenge.