随机20个区划代码对应的地级行政区 Random district codes to prefecture-level regions

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

With the help of a map, can you name the countries which existed during the Revolution of 1848?

In each randomized group, name any answer which matches the first category to reveal the second category, etc...

Drag the pin onto the correct country. Careful, though! Three wrong moves and the game ends.