When the people started losing money or family.
The northern European plain is vastly devoid of trees and the major vegetation is grass and farming crops. The geography has been largely transformed by humans so the most likely things to be found there are man-made.
The correct answer is authoritarianism. This is defined as a
form of government by which can be described or characterized as having a
strong central power. Though it only contains limited political freedoms by
which denies people a chance of having to participate in the government.