In the political realm, historians debate whether Napoleon was "an enlightened despot who laid the foundations of modern Europe or, instead, a megalomaniac who wrought greater misery than any man before the coming of Hitler." Many historians have concluded that he had grandiose foreign policy ambitions. The Continental powers as late as 1808 were willing to give him nearly all of his remarkable gains and titles, but some scholars maintain he was overly aggressive and pushed for too much, until his empire collapsed.
Some scholars maintain Napoleon's excessive aggression and pushing caused what to collapse?
his empire