Canberra [Australia], May 5 (ANI): Australia has agreed to boost its security cooperations with the United States, Japan and the Philippines, in response to China’s growing assertiveness in the South China Sea, reported Voice of America (VOA). China’s ambitions in the South China Sea have continued to alarm Australia, its Indo-Pacific allies and the United States. Australia, the United States, and Japan, in their response, have agreed to step up military drills with the Philippines. On Friday, Defence officials from the four countries met in Hawaii and declared their commitment to protecting f…