British Army during the Napoleonic Wars led to the Battle of Trafalgar, a French fleet carrying 6,500 troops briefly captured Dominica and other islands but subsequently withdrew. In 1808, once the British were allied to Portugal and Spain, they were able to concentrate their forces and capture the French possessions one by one; Cayenne and Martinique in 1809, and Guadeloupe in 1810. Haiti was left to the insurgent armies. In 1805 news arrived in London that Napoleon had broken up his invasion camp at Boulogne, and was marching across Germany. The Prime Minister of the United Kingdom William Pitt immediately equipped an army of 15,000 men,
Battle of Trafalgar ensure a strategically decisive result. The results vindicated his naval judgement. The Royal Navy proceeded to dominate the sea until the Second World War. Although the victory at Trafalgar was typically given as the reason at the time, modern historical analyses suggest that relative economic strength was an important underlying cause of British naval mastery. In 1905, there were events up and down the country to commemorate the centenary, although none were attended by any member of the Royal Family, apparently to avoid upsetting the French, with whom the United Kingdom had recently entered the "Entente cordiale". King Edward VII