Essential historical documents for understanding India’s democratic framework include the Constitution of India, Government of India Act of 1935, and various amendments that have shaped the political landscape. These texts outline the foundational principles of democracy, rights, and responsibilities of citizens, and the structure of government. Additionally, other important documents like the Declaration of Independence and critical speeches from leaders provide context to the evolution of democratic norms. Familiarity with these materials helps UPSC aspirants answer questions related to the constitutional and legislative processes effectively.