Military history of Spain Portugal and engage French forces on the frontiers while Spanish "guerrilleros" wore down the occupiers. Acting in concert, regular and irregular allied forces prevented Napoleon's marshals from subduing the rebellious Spanish provinces. The Spanish navy, put to sea in support of France during the War of the Third Coalition in 1805, suffered terrible losses at the Battle of Trafalgar, having been weakened by yellow fever in the preceding years; in many ways this marked the nadir of Spanish naval history. The events in mainland Spain had extensive consequences for her empire. Spain's colonies in the Americas had shown an increasing
Battle of Trafalgar plans to commission 150 ships of the line and again challenge the Royal Navy, compensating for the inferiority of their crews with sheer numbers. For almost 10 years after Trafalgar, the Royal Navy maintained a close blockade of French bases and anxiously observed the growth of the French fleet. In the end, Napoleon's Empire was destroyed by land before his ambitious naval buildup could be completed. Nelson became – and remains – Britain's greatest naval war hero, and an inspiration to the Royal Navy, yet his unorthodox tactics were seldom emulated by later generations. The first monument to be erected