Once the United Kingdom's 67,000-strong army under the Duke of Wellington had forced a precarious stalemate against Napoleon's 73,000, von Blucher's Prussian forces arrived and were able to achieve decisive numerical superiority, forcing Napoleon out. | Once the United Kingdom's 67,000-strong army under the Duke of Wellington had forced a precarious stalemate against Napoleon's 73,000, von Blucher's Prussian forces arrived and were able to achieve decisive numerical superiority, forcing Napoleon out. |