There are all together 195 counties in the world
193
there are about 14 countries of the whole of south amarica.
There are 196 countries.
developed countries in the world
There are 22 countries in the Arab World.
There are 196 sovereign nations in the world.
193
There were about 135 countries that took part in Earth hour.
It affected the whole world, started from England and ended with China so all countries had this 'revolution'
There are 196 countries in the world as of 2016. However, Taiwan is not considered a country by a lot of people which would bring down the total to 195.
There are 35 countries in the Americas.
This cannot be determined because Caroline is not used in all countries and some countries do not document all the names used.
political george bush (the gay wanker) has invaded nearly the whole world.
there are about 14 countries of the whole of south amarica.
Airbus parts are built in 4 countries. All are assembled together in France.
I'm sorry but it's not possible to get an accurate number for this. Most of the world doesn't have as accurate statistical tracking as they do in the richer countries of the world and many countries have much higher priorities. Not to mention the many unreported runaways from abusive and/or uncaring relatives.
I don't think it was a matter of choice for many. The world as a whole did not enter, the individual countries that did however, did so in accordance with their own interests or beliefs.