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 Britain" theme, marked the bicentenary of the Battle of Trafalgar. The 200th anniversary of the battle was also commemorated on six occasions in Portsmouth during June and July, at St Paul's Cathedral (where Nelson is entombed), in Trafalgar Square in London in October ("T Square 200"), and across the UK. On 28 June, the Queen was involved in the largest Fleet Review in modern times in the Solent, in which 167 ships from 35 nations took part. The Queen inspected the international fleet from the Antarctic patrol ship HMS "Endurance". The fleet included six aircraft carriers – (modern capital ships):