Explanation: Ashoka, also known as Ashoka the Great, was a Mauryan emperor who ruled from 268 to 232 BCE. He is one of the most significant figures in Indian history, renowned for his conversion to Buddhism and his efforts to spread the religion throughout his vast empire. Ashoka's reign marked a significant period of peace and prosperity in ancient India, and his rule is often considered the golden age of the Mauryan Empire.
Ashoka was the grandson of Chandragupta Maurya, the founder of the Mauryan Empire. He ascended to the throne after a period of conflict and consolidation, which included the Kalinga War. The Kalinga War was a brutal and bloody conflict that resulted in the deaths of thousands of people. The aftermath of this war deeply affected Ashoka, leading him to renounce violence and embrace Buddhism. He became a devout follower of Buddhism and worked to promote the religion throughout his empire.
Ashoka's conversion to Buddhism was not just a personal choice but also a political strategy. He believed that the principles of Buddhism, such as non-violence, compassion, and moral righteousness, could help create a more harmonious and just society. To spread these principles, Ashoka issued a series of edicts, inscribed on pillars, rocks, and caves throughout his empire. These edicts, known as the Ashokan Edicts, contain messages of moral and ethical guidance, reflecting Buddhist teachings.
Ashoka's efforts to promote Buddhism were not limited to his own empire. He sent Buddhist missionaries to other parts of the world, including Sri Lanka, Southeast Asia, and even the Mediterranean. This helped to spread Buddhism beyond the borders of India and establish it as a major world religion.
In addition to his religious activities, Ashoka was also known for his administrative reforms and public works. He established a system of governance that emphasized the welfare of his subjects and the maintenance of law and order. He built hospitals, roads, and rest houses, and he encouraged the practice of dharma, or righteous living, among his subjects.
Ashoka's reign is often seen as a model of enlightened rule, and his legacy continues to be celebrated in India and around the world. His conversion to Buddhism and his efforts to promote the religion have made him a significant figure in the history of Buddhism and Indian history in general.
In summary, Ashoka the Great, who ruled from 268 to 232 BCE, was a follower of Buddhism and a great ruler of the Mauryan Empire. His conversion to Buddhism and his efforts to spread the religion throughout his empire have made him a significant figure in Indian history. The other options listed—Samudra Gupta, Chandra Gupta, and Harshavardhan—do not fit the criteria of the question, as they either ruled at different times or were not associated with Buddhism in the same way as Ashoka.