Catholic proselytism on the territories of Constantinople Patriarchy in the second half of the XIX century (the case of the Greek-Bulgarian church contradictions

The author of the article analyzes the church conflicts between Greeks and Bulgarians in the second half of the 19th century. We can see a very sad picture how the two antagonistic orthodox communities of Constantinople Patriarchy separate from each other. The author bases on the documents from the Russian State Library Fund of Manuscripts and Archive of Foreign Policy of the Russian Empire. The church conflict ended with schism of 1872 and gave stimulus for Catholic proselytism.