At the age of thirty-five, under a papal tree, Sidhartha reached enlightenment and became an "enlightened one"--a Buddha (c. 528 BC). Gautama Buddha, also known as Siddhartha Gautama, Shakyamuni ...

Summary: Bodhi Day marks the moment 2,500 years ago at which Siddhartha Gautama attained enlightenment, becoming the Buddha or 'awakened ... 12th lunar month of the Chinese calendar.