The theme for the 76th Republic Day of India in 2025 is Swarnim Bharat: Virasat aur Vikas. The theme signifies the celebration of India's progress, with a special focus on its cultural heritage and ongoing development. This year's theme pays tribute to the journey from independence to a prosperous future while preserving India's heritage.
Thus, the correct answer is Swarnim Bharat: Virasat aur Vikas.