The Soviet Union.
Soviet Union
Soviet Union
It is regarded as a western European country, but geographically much of it is in central Europe. Before re-uniting you had West Germany and East Germany, and as there names suggest they were the west and eastern parts of the divided Germany and would have been in western and eastern Europe respectively. Now that they are united, Germany is central Europe.
Eastern Europe is a region in Europe composing of many nations. No country produced Eastern Europe.
It is west of Russia
Each Middle Eastern country has a unique currency. Unlike Europe or Central Africa, there is no common Middle Eastern currency.
Stalin did not keep his promise to hold elections in eastern Europe.
The southernmost country in Eastern Europe is Cyprus.
Hungary is a landlocked country in Central Europe
A physical map of Europe is located in the link below. It seems that the most mountainous region of Europe is either Central Europe or Eastern Europe.
The smallest country in Central Europe is Switzerland.