It was a six months trip across 2000 miles
Explanation:
Japan's isolation came to an end in 1853 when Commodore Matthew Perry of the United States Navy, commanding a squadron of two steam ships and two sailing vessels, sailed into Tokyo harbor. He sought to force Japan to end their isolation and open their ports to trade with U.S merchant ships
Because most countries involved in the war had alliances with others. And when one was attacked the ally came to protect the other. Therefore countries became more and more involved in the war
Napoleon replaced existing Monarchs with members of his own family. His aim was to replace existing empire with one of his, which would have made him and his family rule wholly. Resistance to to French occupation and French puppet rulers was often based on nationalist sentiments, but it's doubtful whether it would have remained a popular cause with the masses after Napoleon's final defeat.
