He becomes a devoted Buddhist, and sponsors Buddhist temples throughout his empire. He sends Buddhist missionaries throughout the world, and is viewed as one of the main people responsible for the spread of Buddhism from Europe all the way to the Far East. We already talked about his Edicts of Ashoka. He started doing a bunch of public works projects, digging of wells, hospitals, and public gardens, education, including for women. During his reign, you have the maximum extent of any empire that ever ruled over India, 50% larger than the modern-day country of India. There were roughly 50 million people under the Mauryan Empire under his rule. Now, eventually, after his death, the empire goes under weaker and weaker rulers, and by about 184, 185 BCE, it falls to another less significant dynasty in the whole scope of history.