Mengapakah perluasan kuasa tamadun india dilakukan

to gain more resources, strength and rule on the large area of land.

Explanation:

The expansion of the power of Indian civilization was done in order to gain more resources, strength and rule on the large area of land. More strength is needed to control a large area and for that strength both strong economy and military is required. So we can conclude that for expansion of power to rule over a large area only will be possible if they have the resources and strong military forces to increase the expansion.

this is true my friend.