Prime Minister Yoshihide Suga said Sunday Japan's Self-Defense Forces must learn to operate in a security environment that has changed greatly over the 30 years since the Soviet Union collapsed."Unprecedented challenges and threats may emerge and new missions may be assigned to the SDF," Suga said at a graduation ceremony speech at the National Defense Academy in Yokosuka, near Tokyo."I want you to be willing to try new things and adapt to future changes."While explaining to some 500 graduates his belief that significant hurdles will be encountered over the next 30 years, Suga renewed his c…READ FULL ARTICLE