1948
Romania.
The satellite nation were Poland, East Germany, Czechoslovakia, Hungary, Romania, Bulgaria, and later Cuba and Vietnam.
A satellite nation was a nation under the control of the USSR or Red China.
Romania and Poland was not provinces of Soviet Union but some regions were occupied after the WW2. Romania and Poland were many years satellite countries.
Yes, the Romanian people is a majority in Romania.
Yes, Romania is a member of the EU.
Romania is itself a nation. It is not on or in any other nation. It is in the continent of Europe, if that is what you mean. Europe is a continent, not a nation. Romania is a member of the European Union, which is an organisations consisting of 28 or Europe's nations. It is an organisation, not a place.
After 23 August 1944
Romania was founded before Chad.
satellite nation
Greece