This is reported by RIA Novosti with reference to the Agency for Defense Cooperation.

According to the report, Helsinki requested 350 missiles and five flight tests. 

As a result, the State Department agreed on the transfer of portable FIM-92K Stinger missiles, their testing and the transfer of related equipment.

Earlier, Finnish President Sauli Niinistö said that the country does not intend to host nuclear weapons after joining NATO.