Final answer:
Napoleon ended the Holy Roman Empire, established the Confederation of the Rhine, and implemented the Continental System to weaken Britain economically.
Step-by-step explanation:
Napoleon ended the Holy Roman Empire and established the Confederation of the Rhine. The Continental System, also known as the Napoleonic System, was a trade embargo aimed at disrupting British trade with the European continent. This system was Napoleon's attempt to weaken Britain economically.
Learn more about The impact of Napoleon on Europe