
The authors outline a portrait of Fyodor Fyodorovich Martens, a prominent 19th-century Russian lawyer and diplomat. The authors describe both his academic achievements and practical dimensions in the field of public international law and his influence on the development of international humanitarian law. The authors also presented various stages of Martens’ life path and career, including his studies outside the Russian Empire, his work at the Ministry of Foreign Affairs, and his scientific activities. They highlighted his active role
in drafting international agreements, including the Hague Conventions of 1899 and 1907, and revealed new facts about Martens’ biography, bringing this outstanding scientist and practitioner, who is not widely known in Poland, closer to a wide range of public international law researchers and legal history researchers.