Rashtriya Ekta Diwas or National Unity Day is celebrated annually on October 31 to pay tribute to Sardar Vallabhbhai Patel, an Indian freedom fighter and independent India’s first deputy prime minister and home minister. He was instrumental in making a united India from the 565 semi-autonomous princely states and British-era colonial provinces. For his efforts towards a united India, Sardar Patel’s birth anniversary is now celebrated as National Unity Day in the country. People mark the ... National Unity Day 2025: Rashtriya Ekta Diwas Date, Theme, History and Significance National Unity Day 2025, celebrated on 31 October, marks Sardar Vallabhbhai Patel’s 150th birth anniversary ... National Unity Day , also known as Rashtriya Ekta Diwas, is one of the most celebrated festivals across India. The day marks the birth anniversary of Sardar Vallabhbhai Patel. The day commemorates the legendary leader's role in uniting the nation and reinforcing the spirit of 'Ek Bharat, Shreshta Bharat,' which translates to One India, Great India. National Unity Day , or Rashtriya Ekta Diwas, on October 31 honors Sardar Vallabhbhai Patel’s legacy and his role in uniting India.