Napoleonic Wars War of 1808–1814, assisted by Spanish guerrilla ('little war') tactics. Anglo-Portuguese forces under Arthur Wellesley supported the Spanish, which campaigned successfully against the French armies, eventually driving them from Spain and allowing Britain to invade southern France. By 1815, the British Army played the central role in the final defeat of Napoleon at Waterloo. Beyond minor naval actions against British imperial interests, the Napoleonic Wars were much less global in scope than preceding conflicts such as the Seven Years' War, which historians term a "world war". In response to the naval blockade of the French coasts enacted by the British
Imperial and Royal Army during the Napoleonic Wars Imperial and Royal Army during the Napoleonic Wars The Imperial and Royal or Imperial Austrian Army () was strictly speaking, the armed force of the Holy Roman Empire under its last monarch, the Habsburg Emperor Francis II, although in reality, it was nearly all composed of the Habsburg army. When the Holy Roman Empire was dissolved in 1806, it assumed its title of the Army of the Austrian Empire under the same monarch, now known as Emperor Francis I of Austria. The name "Imperial-Royal Army" was used from 1745, as "Royal" referred to the Apostolic Kingdom of Hungary, which was