The level of development of a country shows how economically, socially, culturally or technologically advanced that country is. The way in which countries are classified is changing.
In the past, the Brandt line, which divided the planet into the rich north and the poor south. However the world has changed a lot in the last 20 years and the Brandt line is now too simplistic. For example, China and India are no longer seen as poor countries.
A country's level of development is now classified in a different way. The World Bank uses the names: