see link below
A nation state is an uncommon example of a country with only one nation :)
The modern industrialized nation of Japan is an example of a developed country.
japan, egypt
A developing nation.
War.
Poland
One example of a nation-state is Japan, which has a largely homogenous population with a unified cultural identity and a centralized government that represents the interests of its citizens.
Canada is an example of a bilingual nation, with English and French as its official languages.
a multi state nation is a nation that crosses over country borders. i.e. kurdistan a nation that crosses over parts of the middle east, georgia, armenia etcAdditional answerThe US is an example of a nation which has many states, and is therefore a multistate nation. The United Kingdon could be called a multinational state. But if you, the questioner, really means what you say in the question then the US is your prime example.
they have food shelter and water
Yes if you are using it as a possessive. For example "It is within the United Nation's purview to make that decision."
That depends on the nation, The UK for example is London, France is Paris and Russia is Moscow, ask the question again and be more specific about the nation you want to know about.