Japan's ruling Liberal Democratic Party is set to begin internal discussions on nuclear deterrence, taking up the controversial issue of nuclear sharing with the United States, party lawmakers said Monday despite the government's stance against the option.Russia's invasion of Ukraine and its threat of using nuclear weapons have prompted calls from conservative members including former Prime Minister Shinzo Abe for Japan to discuss the topic.The LDP's panel on national security will hear expert opinions on U.S. and European nuclear deterrence strategies on Wednesday and exchange views, the p…READ FULL ARTICLE