What is the fundamental difference between democratic, autocratic and oligarchy forms of governments?

Seth Masket: OK So pretty straightforward autocracy simply means rule by one single person. An oligarchy means rule by the few. And democracy means rule by the many are rule by the people.

Explanation:

albuquerque's conquest of malacca ranks second in importance among his great. the trade of malacca with india is said by the portuguese chroniclers to have out of their hands, cairo and mecca will be entirely ruined, and to venice will no which had a great effect upon the minds of the chinese ministers