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Complete the blanks using words from the list below.

became - continent - countries - just - knows - ruled - since - when - years - fact

Europe is a  of many new and old nations. Everybody  that Great Britain, France, Italy, and Greece have existed for hundreds or even thousands of , but did you know that  such as Slovakia and Croatia were formed as recently as twenty one years ago? In , Serbia and Montenegro  a nation  eight  years ago! The new European countries were formed  they declared independence from countries that  them.  1991, fifteen new countries have formed in Europe, and two former countries, Yugoslavia and Czechoslovakia no longer exist.

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