Please see the source for the well written article from beginning to end, as its format (embedded via Scribd) is unfortunately not compatible with posting here. It’s one you don’t want to skip.
Alliances have historically never been an ideal option, but the United States needs them in order to keep Chinese, Iranian, and Russian ambitions in check. The Obama administration’s woeful record of nurturing and protecting America’s global alliances has led to the likelihood of key allies acquiring nuclear weapons to protect themselves in a new and dangerous world, but that should now be encouraged. The disturbing part of this article is the revelation of a shocking new potential chink in the West’s armor, in an area that absolutely no one had hitherto considered might ever be a possible source of danger.
Full article: The Protection of US Allies (The Hoover Institution)