The book tells about important and interesting events of Serbian history, victories and defeats in battles, bright personalities and Russian-Serbian relations. The story begins with the era of Nemanichi, the Battle of Kosovo, the role of the Serbian Orthodox Church, the life of medieval society. The 19th century is represented by the main Serbian dynasties of that time - the Karageorgievichs and Obrenovichs, as well as an outstanding political personality, the largest politician of independent Serbia and the "builder" of the First Yugoslavia, Nikola Pašić. The history of the XX century. begins with a story about the previously unknown humanitarian aid of Russia to the Balkan peoples during the Balkan Wars and World War I, as well as about King Alexander Karageorgievich, who was killed by the conspirators on October 9, 1934.