Original sentence: Alarmed by the extension of the Russian power into the Balkans,  the Great Powers forced modifications of the provisions of the treaty in the Congress of Berlin.Under negotiating "help" from that fleet and the fact that the Russians had suffered such enormous losses (by some estimates about 200,000 men) Russia settled for the Treaty of San Stefano (Ayastefanos Anlaşması in Turkish) (March 3), by which Ottoman Empire recognized independence of its former provinces of Romania, Serbia and Montenegro and autonomy of Bulgaria
Edited sentence: Alarmed by the extension of the Russian power into the Balkans and apprehensive of the eventual fall of Constantinople to the Russians, the Great Powers modified the provisions of the treaty in the infamous Congress of Berlin.Under negotiating "help" from that fleet and the fact that the Russians had suffered such enormous losses (by some estimates about 200,000 men) Russia settled for the Treaty of San Stefano (March 3), by which Turkey recognized independence of Romania, Serbia and Montenegro and autonomy of Bulgaria