Geographical centre of European continent situated in Ukraine
No, the center of Europe is said to be around Kraków in Poland, where meets lines from North to South and from West to East :)
the term eastern europe is not ceographical it is geopolitical, cultural and linguistical
What are the common points between Portuguese and Scots then ? Between Finns and Italians ? There are no cultural, linguistical, or anything-you-want common points between all of them.