John's sister, Jane Slidell, was married to Matthew C. Perry, who was the Commodore of the U.S. Navy who compelled the opening of Japan to the West with the Convention of Kanagawa in 1854.
Ramsar Convention | Republican National Convention | National Convention | Fairport Convention | Democratic National Convention | European Convention on Human Rights | Kanagawa Prefecture | Kamakura, Kanagawa | United Nations Framework Convention on Climate Change | Southern Baptist Convention | Convention on the Rights of the Child | Yokosuka, Kanagawa | Las Vegas Convention Center | National Republican Convention | National Baptist Convention | Keswick Convention | 2012 Republican National Convention | 2000 Republican National Convention | 1984 Republican National Convention | 1972 Republican National Convention | 1972 Democratic National Convention | United States presidential nominating convention | Convention on Biological Diversity | Berne Convention | Basel Convention | 1996 Republican National Convention | Silver Convention | Metro Toronto Convention Centre | Kawasaki, Kanagawa | Hakone, Kanagawa |
The archives are next to Kaiko Hiroba (Port Opening Square) where Commodore Perry landed to sign the Convention of Kanagawa.