Balkan country quiz and type 1 2 3 4 5

With the first letter as a hint...

In 90 seconds, make every country disappear from the map by typing both its first 2 letters and its last 2 letters.

20 random countries have been removed from the map of the world! Can you identify them in 3 minutes?

Drag the flag onto the correct country. Careful, though! One wrong move and the game ends.