Treaty of Amity and Commerce (United States–Japan)

The Treaty of Amity and Commerce between Japan and the United States (日米修好通商条約, Nichibei Shūkō Tsūshō Jōyaku), also called the Harris Treaty was a treaty signed between the United States and Tokugawa Shogunate, which opened the ports of Kanagawa and four other Japanese cities to trade and granted extraterritoriality to foreigners, among a number of trading stipulations. It was signed on the deck of the USS Powhatan in Edo (now Tokyo) Bay on July 29, 1858.

Source: Wikipedia — Treaty of Amity and Commerce (United States–Japan) (CC BY-SA 4.0)