Is this the best time for US strategists to push for abandoning ambiguity on Taiwan?

For nearly five decades, the United States’ Taiwan policy has centred on strategic ambiguity by not declaring whether it would intervene militarily in a potential Taiwan conflict.

This policy – designed to deter Beijing from using force while preventing Taipei from formally declaring independence – is being challenged by realist US strategists amid a broader debate over America’s role in the world, growing constraints on US military might and a shifting regional balance of power driven by...