Final answer:
Napoleon chose not to invade England because he knew France was not ready to challenge Britain's superior naval power. Instead, he decided to attack Britain's trade routes to weaken the country indirectly.
Step-by-step explanation:
Napoleon chose not to invade England because France was not ready to challenge Britain's superior naval power. Instead of a direct invasion, Napoleon opted to attack Britain's trade routes to Asia, aiming to weaken the country indirectly. Despite his successes in Italy and his hopes of conquering all of continental Europe, the British victory at the Battle of Trafalgar in 1805 forced Napoleon to abandon his plan of invading Britain.