How did Spain gain wealth throughout the 1600s?

The empires expands. About 5 years later, the Spanish Conquered cuba. Also while conquering cuba the set up their base in Havana.

Explanation:

answer-the island had airfields that the u.s. military needed.

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)