Recent discussions about allowing U.S. allies to develop nuclear weapons raise the risk of eroding the nonproliferation framework and weakening trust in American security commitments. https://www.japantimes.co.jp/commentary/2026/04/09/japan/japan-south-korea-nuclear-leap/?utm_medium=Social&utm_source=mastodon #commentary #japan #southkorea #us #defense #usjapanrelations #nuclearweapons #nonproliferation #npt