What style or type of government did south america

chile's government is a representative democratic republic with the president from 1891 to 1925, the country was under a parliamentary era in which under the representative democratic republic, the president if both the head of state and the head of government.

explanation:

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.

this question makes no sense dude