Tokyo: Japan, Britain and Italy said Friday they will jointly develop a next-generation fighter jet in a project that holds scope for future cooperation with allies including the United States. The new jet, to be ready by 2035, is expected to merge the nations’ current research into cutting-edge air combat technology, from stealth capacity to high-tech sensors. In a joint statement, the three countries said the “ambitious endeavour” would “accelerate our advanced military capability and technological advantage” at a time when “threats and aggression are increasing” worldwide. Their announcement was accompanied by a set of images showing an artist’s impression...