Question

why were sea routes were important​

Answer 1

Answer:

By making use of the maritime trade routes, bulk commodity trade became possible for the Romans in the 2nd century BCE. A Roman trading vessel could span the Mediterranean in a month at one-sixtieth the cost of over-land routes

Answer 2

Answer:

It facilitated the spread of Southeast Asian spices and Chinese goods to the west, as well as the spread of Hinduism and Buddhism to the east. This route would later become known as the Maritime Silk Road.