TAIPEI: The United States confirmed the sale to Taiwan of an advanced air defence missile system worth almost US$700 million, which has been battle-tested in Ukraine, in the second such weapons package for Taipei in a week. In the Indo-Pacific region, only Australia and Indonesia now operate the system, three of which the United States said last year Taiwan would receive as part of a US$2-billion weapons sale. The National Advanced Surface-to-Air Missile System (NASAMS) medium-range air defence