The Japanese government is considering explicitly stating an exception to its long-standing non-nuclear principles in an updated security strategy, a source familiar with the matter said Thursday, apparently aiming to enhance the effectiveness of U.S. nuclear deterrence protecting Japan.One option under consideration is to state in the document that Japan would allow nuclear weapons to be brought into the country in an emergency, reflecting a position outlined by a foreign minister in parliament in 2010 and endorsed by successive governments, including that of Prime Minister Sanae Takaichi.…READ FULL ARTICLE