History of the North Sea great herring fishing industry resulting in Scotland becoming a European leader in that industry. During the First Schleswig War (1848–51), the Crimean War (1854–56) and the Second Schleswig War (1864), belligerents took steps to reduce or eliminate commerce in the North Sea by their enemies. In the first Schleswig War, Denmark was able to halt maritime commerce by Germany in the North Sea and in the second, imposed tolls on ships crossing through the Danish straits between the Baltic and North Seas. The Crimean War saw British and French expeditions sent into the Baltic to prevent Russian ships' egress into
The Shadow in the North the medium (a Mrs. Nellie Budd) also has trance during which she says things that connect to a mysterious business tied up to Anglo-Baltic called North Star. Frederick manages to get a photography of Nellie's arms during the seance. Later, Frederick tells Sally what he has learnt. She tells him what she knows about the former owner of Anglo-Baltic and current owner of North Star, Axel Bellmann. Sally suspects that Bellman has manufactured Anglo-Baltic’s collapse to fund North Star; she believes him to be very vicious. Later that week, Mackinnon is to perform at a charity event. He asks Frederick