Vasil Levski, born Vasil Ivanov Kunchev was a Bulgarian revolutionary, ideologist, strategist and theoretician of the Bulgarian national revolution and leader of the struggle for liberation from Ottoman rule. Due to his major significance for the liberation of Bulgaria, Vasil Levski is hailed as a national hero and often referred to as "The Apostle of Freedom" by the Bulgarian people. Wikipedia
The definitive Wikipedia entry for Vasil Levski. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Vasil_Levski