On June 8, at the Kazan Kremlin, Tatarstan President Rustam Minnikhanov and Head of the Republic of Sakha (Yakutia) Aisen Nikolaev signed an agreement on cooperation in the economic, social and other spheres between Tatarstan and the Republic of Sakha (Yakutia) and the roadmap for 2021-2023 on the implementation of the Agreement signed that day.