Starting with the expansion of the European adventure in the Indian Oceans, European companies initiated to build trading post-empire and their first target were islands and coastal region along the India coastline. Later they expanded territorial control to the interior of the Indian subcontinent.
The case of Africa was different because European were not prone to the regional diseases and they focused on trading posts instead of expanding their empire into the interior of Africa.
The Native American were worst hit by the contact of Europeans who aimed territorial expansion and brought with them diseases which adversely affected the population of Native Indians.
