Vallabhbhai Patel (31 October 1875 – 15 December 1950), popularly known as Sardar Patel, was the first Deputy Prime Minister of India. He was an Indian barrister and statesman, a senior leader of the Indian National Congress and a founding father of the Republic of India who played a leading role in the country's struggle for independence and guided its integration into a united, independent nation. In India and elsewhere, he was often called Sardar, Chief in Hindi, Urdu, and Persian. He acted as de facto Supreme Commander-in-chief of the Indian army during the political integration of India and the Indo-Pakistani War of 1947.