NATO chief Jens Stoltenberg and Japanese Prime Minister Fumio Kishida have pledged to strengthen ties, saying Russia's invasion of Ukraine and its growing military cooperation with China had created the most tense security environment since World War II. The comments came in a statement issued during Stoltenberg's trip to Japan following a visit to South Korea on which he urged Seoul to increase military support to Ukraine and gave similar warnings. "The world is at a historical inflection point in the most severe and complex security environment since the end of World War II," the two leaders said in the statement. To read the original story by Reuters, click here.