Question

What is meant by the "internal" and "external” frontiers
of the Sultanate?​

Answer 1

Answer:

'Internal' frontiers of the sultanate refer to the 'hinterland' of the garrison towns. The 'external' frontiers, on the other hand, refer to the areas beyond the hinterland of the garrison towns that included the unconquered territories especially in the southern parts of India

Answer 2

Explanation:

The internal frontier means the hinterland of the garssion town. the external frontier means the area beyond the hinterland of the garssion town