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
Action in the North Atlantic York, at cadet basic schools in San Mateo, California, and Pass Christian, Mississippi. Film critic Bosley Crowther reviewed the film for "The New York Times", stating, "... tingling, informative picture which thoroughly lives up to its tag of "Action in the North Atlantic' ... some excellent performances help to hold the film together all the way. Raymond Massey and Humphrey Bogart are good and tough as the captain and first mate ..." in a Lux Radio Theatre broadcast on May 15, 1944, Raymond Massey and Julie Bishop reprised their roles while George Raft co-starred, replacing Bogart. "Action in the North