Amazon.com Widgets Amazon.com Widgets COUNTRIES OF THE WORLD THE UNITED NATIONS (UN) Recognizes 193 countries.They all have international land borders ,and an independent government .Every country have their own flag , official emblem, and one national anthem.The sizes of countries differ ,while some are very big,like China, Russia,Canada,America(USA),and India.Others are small like, Afghanistan, Pakistan, Bangladesh and countries of Europe . The smallest country in the world is Vatican City ,in Italy.It is no bigger than a city block ,and has a tiny population , about 1,000. Population wise China is in number one with a population 1.3 billion people ,after it comes India ,with a population graph of 1.1 billion people. HOW MANY COUNTRIES IN CONTINENTS - There are 12 countries in South America