Sardar Vallabhbhai Patel, often referred to as the “ Iron Man of India ,” was a prominent figure in the country’s struggle for independence and one of the chief architects of the unified, post-independence India . Sardar Vallabhbhai Patel Known as ' Iron Man of India ' for His Great Commitment Towards Nation & Now Statue of Unity is Giving Pride to India . Learn about the life, ideology, and contributions of Sardar Vallabhbhai Patel, the prominent freedom fighter and first Deputy Prime Minister of India . He integrated over 500 princely states into the Indian Union, earning him the title of the " Iron Man of India ". Sardar Vallabhbhai Patel, the Iron Man of India , was instrumental in integrating 565 princely states into the Indian Union, a feat achieved through a blend of diplomacy and decisive action.