Japan will sign an agreement pledging long-term support for Ukraine, including convening intergovernmental talks within 24 hours of any new Russian invasion to determine what assistance can be provided, government sources said Saturday.The agreement, to remain in effect for 10 years, will be signed during a planned meeting between Japanese Prime Minister Fumio Kishida and Ukrainian President Volodymyr Zelenskyy on the fringes of a Group of Seven summit in Italy starting Thursday.The G7 released a joint statement last July expressing its commitment to long-term support for rebuilding Ukraine…READ FULL ARTICLE