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
History of the west coast of North America official visit by the British would be some two hundred years later, Drake's action and Cabot's original claim in 1497 were the foundations of British claims to portions of the west coast of North America in the late 18th century. One of the most important consequences of these claims is that charters for the British colonies on the Atlantic coast went from sea to sea, and this was the foundation of the United States claim to its current territory. While the Spanish had dominated development on the west coast of North America for over 200 years since the early 16th