Several major historical events influence the current UPSC syllabus, including the struggle for independence, the implementation of the Constitution, and key events like the Partition of India. The post-independence nation-building process, including the integration of princely states and the establishment of democratic institutions, is crucial for aspirants to understand. Other significant milestones, such as reforms in education, the Green Revolution, and economic liberalization, shape contemporary India and inform governance policies. By studying these events, candidates can connect historical contexts to present realities, enhancing their ability to analyze and address current issues effectively.