Which philosophical leader was born in 500 BC in India and later became known as Buddha or the enlightened one?

The philosophical leader born around 500 BC in India who became known as Buddha, or "the Enlightened One," is Siddhartha Gautama. He attained enlightenment after years of meditation and ascetic practices, ultimately founding Buddhism, a major world religion that emphasizes the path to overcoming suffering through ethical conduct, mental discipline, and wisdom. His teachings focus on the Four Noble Truths and the Eightfold Path as guides to achieving enlightenment and liberation from the cycle of rebirth.