Trump’s accusations of Chinese theft of intellectual property and technology led to tighter scrutiny of researchers and graduates, particularly those involved in science, maths, technology and engineering. A presidential proclamation last May barred entry to those with military connections.

Reporters were forced to leave under orders for the downsizing of media operations, a refusal to renew visas or as a result of expulsions.

Blinken stands firm on Trump-era measures against Chinese media

Covid-19 has disrupted travel and studies for people the world over.

China is the top source of international students for the US, amounting to 35 per cent in 2019 and contributing an estimated US$15.9 billion to the American economy.

Universities have been feeling the financial pinch and have urged the Biden administration to relax its rules.

The easing of restrictions for those from China and several dozen other countries “who provide vital support for critical infrastructure” has been made largely to help US economic recovery, but is also a step in the right direction for the exchange of people.

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China had ‘defensive response’ when US raised hot-button issues, Antony Blinken says

China had ‘defensive response’ when US raised hot-button issues, Antony Blinken says

The ill-tempered meeting of the top American and Chinese diplomats in Alaska last month showed how far ties between the countries have descended.

More frequent talks between senior officials will improve trust and understanding.

But such interaction is necessary at all levels and it is at the grass-roots, among ordinary Americans and Chinese, that there can be particular benefit for ties. That will help build friendship, not confrontation, and collaboration rather than competition.