Name the Flag

Do you have any idea how many flags are in the world? Do you know that some of them have almost no difference. Test your knowledge, see how good are you. We do need to tell this is a very addictive game.
In the first release we put over 50 flags for countries with names from A to D, so we just started every few weeks more flags will be added and as a memento for our first game ever What is it, we will insert from time to time a special image to guess to witch country it belongs