For 10 points, identify this 1877-1878 conflict which was ended by the Treaty of San Stefano.
The run-up to this conflict saw one side's repression of a tax uprising that culminated in a massacre at Batak, and outside opposition to this conflict was promulgated in such statements as the Aylesbury speech. Notable engagements in this conflict included several pitched battles at Shipka Pass as well as the siege of (*) Pleven. The treaty which ended this war included provisions for the establishment of an independent Bulgaria and cession of Bessarabia to the victor, but was modified by the Congress of Berlin four months later. For 10 points, identify this 1877-1878 conflict which was ended by the Treaty of San Stefano.
The run-up to this conflict saw one side's repression of a tax uprising that culminated in a massacre at Batak, and outside opposition to this conflict was promulgated in such statements as the Aylesbury speech.
{Russo-Turkish} War of 1877-1878 [accept logical equivalents, e.g. {Russo-Ottoman} War]