<human>:  Why did Napoleon lose the Battle of Paris?
<bot>: Napoleon lost because his army was outnumbered. The French army had about 60,000 soldiers and the British had about 70,000 soldiers. The French had a lot of cavalry, but the British had a lot of artillery. Napoleon’s army was also outnumbered in terms of the number of cannons they had. The French had about 100 cannons, but the British had about 150 cannons. The British also had a much larger navy.