After the war ended global economy began to decline. Economies of North America, United Kingdom and especially Germany faced recession after the war and eventually went into depression in late 1920s and early 1930s.
Scientists drilling off the coast of West Antarctica have found the fossil remains of forests that grew in the region 90 million years ago - in the time of the dinosaurs.
This denotes the idea that a government's legitimacy and moral right to rule or apply state power is only justified and legal when agreed to by the people or society over which that political power is applied.