Whitehall officials have strategised a series of scenarios about the economic fallout that could follow if China were to invade Taiwan, sources have told the Guardian.
Concerns about the major disruption to global supply chains and consequences of any coordinated western response have been examined by civil servants as part of what is said to be routine “forward-scanning” exercises.
Foreign Office insiders said there was no change to the scale or urgency of the work, though they conceded Russia’s full-scale invasion of Ukraine last year had given it renewed prescience.
Ahead of an update to the UK’s defence and security strategy, known as the integrated review, the prime minister, Rishi Sunak, is facing pressure from China hawks in his party to re-classify the country as a “threat” instead of a “systemic challenge”.
On Friday, his predecessor, Liz Truss, is set to give a speech in Japan, which will be viewed as an attempt to push Sunak to take a tougher stance against China amid the clamour over a “spy balloon” shot down in the US, recent incursions against democracy and alleged human rights abuses.
The Guardian has learned that Whitehall officials have been sketching out the implications of an invasion of Taiwan by the People’s Liberation Army. Concerns about such a conflict have grown recently, and predictions about when it could take place range as far into the future as 2049.
China’s government claims Taiwan as a province and its authoritarian premier, Xi Jinping, is set on what he terms “reunification”.
A UK government source said officials were looking at “what we would do, and what that would mean for our economy” should China launch an invasion that prompted retaliatory economic and trade sanctions by western countries.
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