Uninhabitable is not an appropriate term. Uninhabitable means unsuitable for living. Regions with very high levels of radiation, extreme cold, extreme heat are

Uninhabitable is not an appropriate term. Uninhabitable means unsuitable for living. Regions with very high levels of radiation, extreme cold, extreme heat are often the reasons why some place is uninhabitable. These lands are scarred by the war but are surely inhabitable if those countries had higher population density. All the government has to do is perhaps spend couple of billion dollars picking up all the shells, bombs and mines.