The tsar Feodor Ivanovich's point of view in the Lapland dispute between Russia and Denmark-Norway (on the example of the tsar's letter of march 1586 addressed to king Frederick II of Denmark)

The article is devoted to the correspondence of Tsar Fyodor Ivanovich with the King of Denmark-Norway Frederick II on the Lapland issue, a major border dispute on the delimitation of the territories of European Arctic. In this paper, the author examines the system of the argumentation of the Russian power in the Lapland dispute on the example of the tsar’s letter of March 1586, as well as the point of view of the Danish government on various issues related to the Lapland dispute in the Russian-Danish diplomatic relations.