The african empire of songhai was devastated by invaders from where

john locke studied medicine and he laid a lot of groundwork for the enlightenment he also contibutied to the development of liberalism

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.