Christianity
roman Catholicism
roman catholicism
Southeastern Europe is predominately Orthodox Christian.
Southwestern Europe is predominately Catholic. In fact, Southwestern Europe is over 90% Catholic.
Roman Catholicism has dominated Southern Europe since the Roman Empire adopted the religion of Christianity.
Christianity is a dominant religion in Europe, Australia & New Zealand, Southern Africa, and the Americas.
Christianity, specifically Roman Catholicism, is the most common religion in southern Europe. Countries like Italy, Spain, Portugal, and Greece have a majority of their population identifying as Catholic.
North America, South America, Europe, Austrailia, and southern Africa
Yes, Southern Europe occupies the southern portion of Europe.
Estonia is a country in Europe, but not Southern Europe.
Greek Orthodox: Bulgaria, Greece, Romania, Serbia Catholic: Croatia, Hungary, Austria