1. Naval Power: Britain had a significant advantage in naval power, which allowed it to control the seas and disrupt French trade and supply lines. The Royal Navy was able to blockade French ports and prevent the French from launching major naval operations.
2. Economic Strength: Britain's economy was stronger than that of France, and it was able to use its financial resources to support its military efforts. Britain had access to a large pool of capital and could afford to subsidize its allies and buy supplies from other countries.
3. Coalitions: Britain was able to form and maintain a series of coalitions with other European powers against France. These coalitions included countries such as Austria, Prussia, Russia, and Sweden. By combining their forces, the allies were able to overwhelm the French army and defeat Napoleon.
4. Leadership: Britain was fortunate to have a number of talented military and political leaders during the Napoleonic Wars. Figures such as the Duke of Wellington, Admiral Horatio Nelson, and Prime Minister William Pitt the Younger played a crucial role in Britain's victory.
5. Peninsular War: The Peninsular War (1808-1814) was a key conflict in the Napoleonic Wars, in which British and Portuguese forces fought against the French in the Iberian Peninsula. The British were able to achieve a series of victories in the Peninsular War, which weakened the French army and helped to turn the tide of the war in Britain's favor.
6. Defeat of Napoleon: The final defeat of Napoleon came at the Battle of Waterloo in 1815. The battle was a decisive victory for the allies, and it led to Napoleon's abdication and exile. Britain played a crucial role in the victory at Waterloo, and it was a major turning point in the war.