Was exploration and expansion all bad? Did anything good come out of it?

The explorers in the Age of Exploration did more harm than good. ... They conquered lands and enforced new rules, sold blacks into slavery, and many explorers did not even think twice about how they treated the blacks and the natives.Explorers learned more about areas such as Africa and the Americas and brought that knowledge back to Europe. Massive wealth accrued to European colonizers due to trade in goods, spices, and precious metals.

Explanation:

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).

answer; i believe the correct answer is (desert storm);