Introduction
Contemporary Indian literature such as the Anguttara Nikaya, Digha Nikaya, and Jain texts refers to the existence of sixteen Mahajanapadas in North India during the 6th–4th centuries BC. These states formed the political background at the time of Alexander’s invasion of India in 326 BC and reveal a complex pattern of rivalry, alliances, and power shifts.
Body
The sixteen Mahajanapadas included Magadha, Kosala, Avanti, Vatsa, Anga, Kashi, Gandhara, Kamboja, Asmaka, Surasena, Chedi, Malla, Vrijji, Panchala, Matsya, and Kuru. By the time of Alexander, many of these states had either declined or were absorbed by more powerful kingdoms, especially Magadha, which emerged as the dominant power under the Nanda dynasty.
In the north-west, states like Gandhara and local rulers such as Porus and Ambhi were politically fragmented and often hostile to one another. This lack of unity weakened resistance against the Macedonian invasion. Some rulers chose submission and alliance, while others resisted independently, reflecting strained inter-state relations.
Conclusion
Thus, the inter-relationship among the sixteen states was marked by political rivalry and disunity. While Magadha was rising as a centralized empire, the north-western states remained divided, a factor that facilitated Alexander’s advance. These dynamics are crucial for understanding the political landscape of India on the eve of foreign invasion.