King Ambhi, who submitted to Alexander the Great in 326 BCE, was the ruler of:

King Ambhi (Omphis in Greek accounts) was the ruler of Taxila (Takshashila), in the Gandhara region, at the time of Alexander's invasion in 326 BCE.

About Ambhi and Alexander:

• When Alexander the Great approached India, Ambhi chose to submit to him rather than fight.
• He welcomed Alexander to Taxila with gifts and offered him help.
• He was a rival of King Porus (Puru), who ruled the region east of the Jhelum, and he hoped that Alexander would help him against Porus.
• Alexander allowed Ambhi to continue to rule Taxila as his ally.
• Ambhi provided troops and elephants to help Alexander in his campaign against Porus.

Alexander's invasion of India:

• Alexander, the king of Macedonia (Greece), invaded India in 326 BCE after conquering the Persian empire.
• He crossed the Hindu Kush and the Indus.
• He defeated Porus in a famous battle, but was impressed by Porus's courage, and gave him back his kingdom.
• His soldiers refused to go beyond the river Beas (Hyphasis), as they were tired and afraid of the powerful Nanda army.
• Alexander returned through Sindh and Balochistan, and died in Babylon in 323 BCE.

About Taxila:

• It was the capital of the Gandhara Mahajanapada.
• It was a famous centre of learning in ancient India; students came there to study the Vedas, medicine, law, military science and other subjects.
• It is located in the Rawalpindi district of Punjab, Pakistan.
• It became a provincial capital of the Mauryan empire.
• It was declared a UNESCO World Heritage Site in 1980.
• Its three main city sites are Bhir Mound, Sirkap and Sirsukh.

Why not the other options?

• ✗Magadha was ruled by the Nandas at the time.
• ✗Kashmir and Sindh were other regions; Sindh was conquered on Alexander's return journey.