Multiple choice Who forced Japan to open itself up to foreign merchants in 1852? The United States Navy The British Navy The Russian Navy No outside pressure. Japan chose to open itself up. Reveal answer Fill a bubble to check yourself A Correct answer Explanation In 1853 (often cited as 1852/1853), Commodore Matthew Perry of the United States Navy led a fleet into Tokyo Bay, forcing Japan to end its policy of isolation and open trade with the West.