A key mission for the frigates will be to monitor Russian submarines, whose base is in the Arctic bordering Norway.

Norway chose Britain as its strategic partner for the acquisition of new frigates in its biggest-ever military investment in a deal worth about $13.51 billion.

A key mission for the frigates will be to monitor Russian submarines, whose base is in the Arctic bordering Norway.

The Type 26 frigates will be monitoring Russian submarines in the Arctic