Understanding Mahajanpadas and Persian Influence

The question asks which of the ancient Indian Mahajanpadas provided resources like men and materials to the Persian army during their conflicts with the Greeks. This involves understanding the political landscape of India during the period of the Mahajanpadas and the extent of the Achaemenid Persian Empire's influence or control in Northwestern India.

Analyzing the Mahajanpadas in Question

Let's look at the Mahajanpadas listed in the options:

• Gandhara: Located in the northwest part of the Indian subcontinent, encompassing parts of modern-day Afghanistan and Pakistan. Its capital was Taxila. Gandhara was strategically important due to its location on trade routes.
• Kamboja: Also located in the northwest, often associated with Gandhara and known for its horses. Its exact location and relationship with Gandhara and the Achaemenid Empire are subject to historical discussion, but it was also potentially within or bordering the Persian sphere of influence.
• Magadha: A powerful kingdom located in the eastern part of India, in modern-day Bihar. Magadha was expanding its power significantly during this period and was far from the northwestern frontier and the core areas of the Achaemenid Empire.
• Vatsa: Located in central India, along the banks of the Yamuna river, with its capital at Kaushambi. Like Magadha, Vatsa was geographically distant from the northwestern regions and the conflicts between Persia and Greece.

Gandhara's Connection to the Persian Empire

Historical sources, including inscriptions from the Achaemenid Persian Empire (like the Behistun Inscription and others), mention regions in Northwestern India being part of the Persian Empire. Gandhara (referred to as 'Gadara' or similar terms) is consistently listed as one of the easternmost satrapies (provinces) of the Achaemenid Empire under rulers like Darius the Great and Xerxes.

As a satrapy of the Persian Empire, Gandhara would have been obligated to pay tribute and provide resources, including troops, for the Persian military campaigns. The Achaemenid rulers frequently levied soldiers from their diverse empire to build their armies. Therefore, when the Persian army fought against the Greeks (for example, during the invasions of Greece by Darius and Xerxes), troops and possibly other materials from regions like Gandhara were part of the Persian forces.

Eliminating Other Options

• Magadha: Magadha was an independent and growing power in the east. It was not under Persian control and thus would not have supplied troops or materials to the Persian army.
• Vatsa: Similar to Magadha, Vatsa was an independent kingdom in central India, far from the Persian sphere of influence and unrelated to the Greco-Persian wars.
• Kamboja: While potentially linked to the Persian sphere, historical evidence more strongly and consistently places Gandhara as a direct satrapy providing tribute and soldiers. Gandhara is the most definite answer based on widespread historical and archaeological evidence regarding Persian rule in the region.

Conclusion

Based on the historical evidence of Gandhara being a satrapy of the Achaemenid Persian Empire, it was this Mahajanpada (or region encompassing it) that was compelled to supply men and materials to the Persian army, including for their campaigns against the Greeks.

Revision Table: Mahajanpadas and Achaemenid Persia

Additional Information: Achaemenid Presence in India

The Achaemenid Persian Empire, particularly under Darius I, expanded eastward and incorporated regions of the Indus Valley and what is now Northwestern India and parts of Afghanistan. These areas formed the eastern satrapies of the empire. Herodotus, the Greek historian, mentions the Indian satrapy as the most populous and wealthiest, contributing a significant amount of gold dust as tribute.

Being part of the empire meant these regions were subject to Persian rule, administration, and taxation. They also had to contribute military contingents when the emperor called upon his satrapies for troops. The interaction with the vast Persian Empire also facilitated cultural and economic exchanges between India and Persia. This connection is crucial to understanding why Gandhara would supply resources to the Persian army fighting the Greeks.