What was the significance of the indian ocean commercial network

The Indian ocean commercial network interconnected web of commerce in premodern times between the lands that bordered in the Indian ocean and the network was badly disrupted by Portuguese intruding begging around 1500.

More difference.

Explanation:

Mayan government structure was different as compared to the Song Dynasty  because Mayan government consist of city-states that govern independently and there is no centralized government while there is a centralized government present in Song Dynasty. Mayan government has no regular army while Song Dynasty has a strong military force.

One similarity is also present between Mayan government and Song Dynasty such as both were ruled by the kings (monarchy).