Task: Text Categorization
Input (English): Some atrocities in this country were publicized by Eugene Schuyler and Januarius MacGahan. One leader from this country deposed the Latin Emperor Baldwin in Constantinople; that man was Kaloyan of the Asen dynasty. This country with a former capital at Tarnovo was also the location of the 'April Uprising' which kicked off the (*) Russo-Turkish War of 1876-77. William Gladstone wrote a booklet titled for the "Horrors" here and "the Question of the East." This country's Tsar Boris III protected his Jewish subjects during World War II, and one medieval predecessor of this country was brutally subjugated by the Byzantine emperor Basil II. For 10 points, name this country once led by the Communist leader Todor Zhivkov, from its capital of Sofia.
Output (English): History