Britain followed that up on Monday by suspending its extradition treaty with Hong Kong and extending an arms embargo of "potentially lethal weapons" that had previously applied only to mainland China.
"China will make a forceful counter-attack to the UK's wrong actions", said Chinese foreign ministry spokesman Wang Wenbin at a daily news conference on Tuesday.
UK Foreign Minister Dominic Raab told the House of Commons on Monday: "The imposition of this new security legislation has significantly changed key assumptions underpinning our extradition treaty arrangements with Hong Kong".
Pompeo met British Prime Minister Boris Johnson in the heat of an emerging crisis in relations between London and Beijing over everything from China's treatment of Hong Kong to its persecution of over one million ethnic Uighurs and other mostly Muslim minorities.
Australia and Canada suspended their extradition agreements with Hong Kong earlier this month amid similar concerns.
China's ambassador to Britain, Liu Xiaoming, on Sunday told the BBC that Britain was "dancing to the tune" of the USA and rejected the allegations of human rights abuses against the mainly-Muslim Uighur people.
US President Donald Trump identifies China as the United States' main rival, and has accused President Xi Jinping of taking advantage over trade and not telling the truth over the novel coronavirus outbreak, which Trump calls the "China plague".
A police officer raises his pepper spray handgun as he detains a man during a march against the national security law at the anniversary of Hong Kong's handover to China from Britain in Hong Kong, on July 1, 2020.
Pompeo also applauded Prime Minster Borris Johnson's recent moves to scrap all Huawei products and the country's involvement in the development of the U.K.'s 5G network - a decision that Culture Secretary Oliver Dowden said will likely delay the U.K.'s progress and cost them an additional $2.5 billion.
We will always protect our vital interests, Including sensitive infrastructure, and we won't accept any investment that compromises our domestic or national security.
Mr Osborne said: "Either the West and America decide it is going to run a containment policy like a new Cold War which I don't think we have got the collective effort or appetite for and by the way it might end up in complete tragedy and disaster".
Worse, it will surely hurt the political foundation for a healthy development of the China-Britain relationship, whose vitality bears special significance for Britain in the post-Brexit and post-pandemic world.
A senior Taiwan official told Reuters last Friday that Taiwanese officials in Hong Kong had been told their visas would not be renewed unless they sign the document.
The Beijing-drafted law for Hong Kong, which took effect last month, punishes what China broadly defines as subversion or collusion with foreign forces with up to life in prison.
Hong Kong is the latest flashpoint between China and London.
A spokesperson for the Chinese embassy said: "Now the United Kingdom side has gone even further down the wrong road in disregard of China's solemn position and repeated representations".
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