In July 1853, four Russian warships commanded by Evfimiy Vasil'evich Putyatin sailed into Nagasaki harbor and he negotiated the opening of the country to the world with Edo bakufu (Japanese feudal government headed by a shogun).
幕末の嘉永6年（1853年）7月、ロシアのエフィム・プチャーチンが率いる4隻の軍艦が長崎に入港して江戸幕府と開国の交渉を行った。