A country is considered developed country when it has a high degree of social, economic development (in some cases sustentable also). During the 21st century, humanity has undergone an evolution in social and economic concepts of the countries, the Cold War was a major contributor to the social division of countries. At the end of the century was the concept of "human development index", which aims to rank countries by their life quality. In the 21st century, a country is classified as developed it reaches a very high HDI (above 0.900).
Historical maps showing developed countries
Port-au-Prince in the year 2174.
The Icelandic Parliament Building in the year 2125.
Munich, the Superpower of Germany in 2215, with a population of 2 billion making it the second largest city in the European Union.
Kiev is the largest city in the Eastern European Union, with a population of 3.5 billion people. It is also one the largest industrial centres in the world.
Algiers, with a population of 12 million people, it is a pretty rich society for the people of Northen Africa, and is an economic buzzing city.
The city of Tripoli, Libya, population of 2.3 million people, still the largest city in Libya, and one of the most cleanest, and greenest cities in the world.
Pittsburgh is the largest city in Pennsylvania after the population started declining in Philadelphia in 2045, due to many businesses failing with Pittsburgh, Erie, and Scranton being the largest cities in Pennsylvania.
Michigan's capital city, Lansing is still the second most populated city after Detroit with 950,000 people.