Option 1: Chandragupta
Chandragupta was the founder of the Maurya Empire in ancient India. Though he was a significant ruler and expanded his empire, he is not known as the `Napoleon of India.`
Option 2: Samudragupta
Samudragupta, who ruled during the Gupta Empire, is often referred to as the `Napoleon of India.` He was an outstanding military strategist and conquered several kingdoms, expanding the Gupta Empire to its greatest extent.
Option 3: Harshavardhana
Harshavardhana was a ruler of the Pushyabhuti dynasty and had a prosperous reign. While he was known for his patronage of the arts and promotion of Buddhism, he is not referred to as the `Napoleon of India.`
Option 4: Ashoka
Ashoka, also known as Ashoka the Great, was a Mauryan emperor who is famous for his conversion to Buddhism and his efforts towards establishing a just and compassionate rule. However, he is not known as the `Napoleon of India.`
Therefore, the correct option is 2: Samudragupta.