The Japanese Self-Defense Forces strongly urged the U.S. military during a joint command post exercise last year to mirror any nuclear threat made by China with one of its own, government sources said Sunday.The United States ultimately complied with the request in the simulation exercise that envisioned a potential invasion of Taiwan by Beijing, raising concerns that Japan's push to invoke nuclear deterrence could exacerbate tensions between the United States and China.The request, the first of its kind in a Japan-U.S. joint exercise, was based on Japan's policy of reliance on the U.S. nuc…READ FULL ARTICLE