“The Indian king who changed his religion from Hinduism to Buddhism:”

"The Indian king who changed his religion from Hinduism to Buddhism:"
Answer: "Ashoka the Great"

"Ashoka the Great a Mauryan emperor underwent a profound transformation after the Kalinga War’s devastation embracing Buddhism around 260 BCE. Initially a Hindu ruler known for conquests Ashoka adopted Buddhist principles of non-violence and compassion shaping his governance. His edicts inscribed on pillars and rocks across India promoted ethical conduct and social welfare. Ashoka’s patronage facilitated Buddhism’s spread across Asia leaving a lasting legacy in Indian history. His reign exemplifies how personal conviction can influence state policy fostering a legacy of peace and cultural integration."