The United States has announced the sale of an advanced missile system worth almost $700m, which has been battle-tested in Ukraine, its second weapons package in a week, bringing the total to $1bn, to Taiwan, reaffirming its support for Taipei.

Made by RTX, the National Advanced Surface-to-Air Missile System (NASAMS) offers medium-range air defence solutions — a new weapon for Taiwan. The Pentagon said on Monday the company was given a firm fixed-price contract for the procurement of NASAMS units, with work estimated to be completed by February 2031.

“Fiscal 2026 foreign military sales [Taiwan] funds in the amount of $698,948,760 were obligated,” it said in a statement.

In the Asia Pacific region, only Australia and Indonesia currently operate the NASAMS defence, three of which the US s

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