Slavi Merdjanov and Petar Sokolov he took part in the terrorist activity around the Ottoman Bank in Istanbul.[2]
After their arrest and release Mandzhukov emigrated to Bulgaria and became a member of the Supreme Macedonian-Adrianople Committee.
Ilinden-Preobrazhenie uprising, he was the leader of a detachment in the Smolyan
area. After the uprising Mandzhukov committed a murder on the order of the Supreme Committee. The target victim was a Turk, who terrorized the Bulgarian population in the region. Only four days later, a new order followed, this time for the murder of a Bulgarian. Mandzhukov then reconsidered his role in this organization, alien to his anarchist views and shorted with Supreme Committee. From the fall of 1904 he worked in Kazanlak at the afforestation service. From 1907 to 1909 he studied forestry in Nancy, France.
He participated in the Bulgarian Army during the Balkan Wars and in the First World War. Mandzhukov together with
Mihail Gerdjikov was among the founders of the Federation of Anarcho-Communists in Bulgaria in 1919. After the Wars, until his retirement he worked as a forester in Kazanlak, Karlovo, Peshtera, Razlog and elsewhere. He died in Plovdiv, Bulgaria in 1966.[4]
Mandzhukov is the author of several books devoted to the revolutionary struggles from 1895 to 1903.