The War of the Third Coalition spanning from 1803 to 1806 saw the defeat of an alliance of Austria, Portugal, Russia, and others by France and its client states under Napoleon I. Great Britain was the only country still at war with France after the Treaty of Pressburg and the resumption of hostilities following the breakdown of the Peace of Amiens. For two years (1803-1805) Britain stood under constant threat of a French invasion. The Royal Navy ...
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The War of the Third Coalition spanning from 1803 to 1806 saw the defeat of an alliance of Austria, Portugal, Russia, and others by France and its client states under Napoleon I. Great Britain was the only country still at war with France after the Treaty of Pressburg and the resumption of hostilities following the breakdown of the Peace of Amiens. For two years (1803-1805) Britain stood under constant threat of a French invasion. The Royal Navy however, secured mastery of the seas by decisively destroying a Franco-Spanish fleet at Trafalgar in October 1805. The Third Coalition itself came to full fruition that summer as Napoleon's provocative actions in Italy (crowning himself King) and Germany spurred Austria into joining Britain and Russia against France. The war would be decided on the continent, and the major land operations that sealed the swift French victory involved the Ulm Campaign, a large wheeling manoeuvre by the Grand Army lasting from late August to mid-October that...
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