The Boston Tea Party was an event during which crates of tea were thrown from ships into the river at the Boston harbor. This was done as a sign of protest against the British government and initiated the Independence war.
Constantinople if the empire in question is the Roman Empire
France, <span>Belgium, </span><span>Serbia, </span><span>Greece, </span><span>Japan </span>
Charlemagne, King of Franks at first, later crowned Holy Roman Emperor