Japan and Australia say the treaty benefits the region as a whole The prime ministers of Japan and Australia have signed a security pact designed to enhance military co-operation between the two nations. Japan's PM Shinzo Abe said the pact would help to stabilise the region. The defence deal - Japan's first with a country other than the US - includes co-operation on border security, counter-terrorism and disaster relief. It is the result of closer co-operation on security matters in Asia that Japan and Australia have been pursuing. The four part agreement Mr Abe signed with Australian PM John...