For 10 points, name this Balkan nation which during World War II saw allied aircraft heavily bomb
 Sofia.
The future communist leader of this country was tried in the Leipzig Trial for setting fire to the
 Reichstag. This nation of Georgi Dimitrov rebelled against the Ottoman Empire in the April Rising, the
 suppression of which led William Gladstone to denounce a series of "horrors." This country was defeated
 in the Second Balkan War and led by Tsar Boris III during World War II. For much of the twentieth
 century this country was led by Todor Zhivkov, who had the longest stint in power of any Soviet bloc
 leader. For 10 points, name this Balkan nation which during World War II saw allied aircraft heavily bomb
 Sofia.
The future communist leader of this country was tried in the Leipzig Trial for setting fire to the
 Reichstag.
Bulgaria